Detect Collisions

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class DetectCollisions : MonoBehaviour
{
    private GameManager gameManager;
    void Start()
    {
        //refernecing the game manager
        gameManager = GameObject.Find("GameManager").GetComponent<GameManager>();
    }

    void Update()
    {

    }
    //when the food and the animal collide they disappear and add score
    //when the player and animal collide they lose lives
    //when player destroys an animal they gain 5 points
    private void OnTriggerEnter(Collider other)
    {
         if (other.CompareTag("Player"))
         {
             gameManager.AddLives(-1);
             Destroy(gameObject);
         }

        else if (other.CompareTag("Animal"))
        {
            other.GetComponent<AnimalHunger>().FeedAnimal(1);
            Destroy(gameObject);
        }
    }
}