Max Health changes can't be displayed by the UI canvas!

I can’t get this to work:

I have to variables: currentHealth and maxHealth - If my player has 3 max life he has 3 hearts (beaks) and if he takes damage it’ll tick half a heart of on runtime. If I change the players max life while the game isn’t running it’s possible to increase his max health and it even shows in the UI but if the player changes max life during the game (for example when picking up a ring) it won’t show in the game! Could somebody look at my code please! Thank you!

public void UpdateHealthDisplay()
    {
        #region Update Beaks

        switch (PlayerHealthController.instance.maxHealth)
        {
            case 6:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 6                               
                   
                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.enabled = false;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 8:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 8                               
                                     
                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.enabled = false;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 10:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 10                                  
                   
                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.enabled = false;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 12:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 12                                  
                   
                    case 12:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 11:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakHalf;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.enabled = false;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 14:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 14                                  

                    case 14:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 13:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakHalf;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 12:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 11:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakHalf;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.enabled = false;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 16:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 16                                  

                    case 16:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 15:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakHalf;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 14:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 13:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakHalf;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 12:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 11:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakHalf;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.enabled = false;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 18:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 18
                                      
                    case 18:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakFull;
                        beak10.enabled = false;

                        break;

                    case 17:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakHalf;
                        beak10.enabled = false;

                        break;

                    case 16:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 15:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakHalf;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 14:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 13:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakHalf;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 12:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 11:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakHalf;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.enabled = false;

                        break;

                        #endregion
                }

                break;

            case 20:
                switch (PlayerHealthController.instance.currentHealth)
                {
                    #region cases maxHealth 20

                    case 20:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakFull;
                        beak10.sprite = beakFull;

                        break;

                    case 19:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakFull;
                        beak10.sprite = beakHalf;

                        break;

                    case 18:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakFull;
                        beak10.sprite = beakEmpty;

                        break;

                    case 17:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakHalf;
                        beak10.sprite = beakEmpty;

                        break;

                    case 16:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakFull;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 15:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakHalf;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 14:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakFull;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 13:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakHalf;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 12:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakFull;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 11:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakHalf;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 10:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakFull;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 9:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakHalf;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 8:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakFull;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 7:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakHalf;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 6:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakFull;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 5:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakHalf;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 4:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakFull;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 3:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakHalf;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 2:
                        beak1.sprite = beakFull;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 1:
                        beak1.sprite = beakHalf;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    case 0:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                    default:
                        beak1.sprite = beakEmpty;
                        beak2.sprite = beakEmpty;
                        beak3.sprite = beakEmpty;
                        beak4.sprite = beakEmpty;
                        beak5.sprite = beakEmpty;
                        beak6.sprite = beakEmpty;
                        beak7.sprite = beakEmpty;
                        beak8.sprite = beakEmpty;
                        beak9.sprite = beakEmpty;
                        beak10.sprite = beakEmpty;

                        break;

                        #endregion
                }

                break;           
        }

        #endregion
    }

Trying to decrease your code logic with cycle.
You are forgot to enable sprites after change maxHealth value.

[SerializeField]
private SpriteRenderer[] _beaks; // fill all your beaks (beak1, beak2..) in inspector

public void UpdateHealthDisplay(int maxHealth, int currentHealth)
{
    int healthCounter = currentHealth;

    for (int i = 0; i < _beaks.Length; i++)
    {
        _beaks[i].enabled = true;

        if (healthCounter >= 2)
        {
            _beaks[i].sprite = beakFull;
        }
        else if (healthCounter == 1)
        {
            _beaks[i].sprite = beakHalf;
        }


        if (healthCounter <= 0)
        {
            if (i * 2 < maxHealth)
            {
                _beaks[i].sprite = beakEmpty;
            }
            else
            {
                _beaks[i].enabled = false;
            }
        }


        healthCounter -= 2;
    }
}

You need to learn about collections (arrays / lists).

Study the code posted by @samana1407 above as an excellent example of how to change 1769 lines of mind-numbingly repetitive code into 37 lines of nothing-repeated-whatsoever code.

Check out step #2 below to understand Samana’s code:

Tutorials and example code are great, but keep this in mind to maximize your success and minimize your frustration:

How to do tutorials properly, two (2) simple steps to success:

Step 1. Follow the tutorial and do every single step of the tutorial 100% precisely the way it is shown. Even the slightest deviation (even a single character!) generally ends in disaster. That’s how software engineering works. Every step must be taken, every single letter must be spelled, capitalized, punctuated and spaced (or not spaced) properly, literally NOTHING can be omitted or skipped.
Fortunately this is the easiest part to get right: Be a robot. Don’t make any mistakes.
BE PERFECT IN EVERYTHING YOU DO HERE!!

If you get any errors, learn how to read the error code and fix your error. Google is your friend here. Do NOT continue until you fix your error. Your error will probably be somewhere near the parenthesis numbers (line and character position) in the file. It is almost CERTAINLY your typo causing the error, so look again and fix it.

Step 2. Go back and work through every part of the tutorial again, and this time explain it to your doggie. See how I am doing that in my avatar picture? If you have no dog, explain it to your house plant. If you are unable to explain any part of it, STOP. DO NOT PROCEED. Now go learn how that part works. Read the documentation on the functions involved. Go back to the tutorial and try to figure out WHY they did that. This is the part that takes a LOT of time when you are new. It might take days or weeks to work through a single 5-minute tutorial. Stick with it. You will learn.
Step 2 is the part everybody seems to miss. Without Step 2 you are simply a code-typing monkey and outside of the specific tutorial you did, you will be completely lost. If you want to learn, you MUST do Step 2.

Of course, all this presupposes no errors in the tutorial. For certain tutorial makers (like Unity, Brackeys, Imphenzia, Sebastian Lague) this is usually the case. For some other less-well-known content creators, this is less true. Read the comments on the video: did anyone have issues like you did? If there’s an error, you will NEVER be the first guy to find it.

Beyond that, Step 3, 4, 5 and 6 become easy because you already understand!