Merhaba final projesi için oyun yaptım fakat oyun sorunsuz calısmakta ama score kısmı hatalı


using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public class SpawnManager : MonoBehaviour {
public GameObject[] animalPrefabs = new GameObject[3];
private float spawnRangeX = 17f;
private float spawnZ = 20f;
private float startDelay = 2f;
private float spawnInterval = 1.2f;
public static int score = 0;
public Text scoreText;

public static bool isAlive = true;
public GameObject RestartButton;

void Start () {
InvokeRepeating ("SpawnRandomAnimals", startDelay, spawnInterval);
}

// Update is called once per frame
void Update () {
if (!isAlive) {

RestartButton.SetActive (true);
isAlive = true;
}

scoreText.text = "Score:" + score;

}
public static void Score (string animal) {

switch (animal) {
case "Animal1(Clone)":
score += 5;
break;
case "Animal2(Clone)":
score += 100;
break;
case "Animal3(Clone)":
score += 25;
break;
}

}
/// <summary>
/// OnCollisionEnter is called when this collider/rigidbody has begun
/// touching another rigidbody/collider.
/// </summary>
/// <param name="other">The Collision data associated with this collision.</param>
void OnCollisionEnter (Collision other) {
if (other.gameObject.name == "Animal1(Clone)")
score += 5;
}
public static void Die () {
isAlive = false;
}
public void Restart () {
RestartButton.SetActive (false);
score = 0;
SceneManager.LoadScene (0);
}

void SpawnRandomAnimals () {
int animalIndex = Random.Range (0, animalPrefabs.Length);
Vector3 spawnPos = new Vector3 (Random.Range (-spawnRangeX, spawnRangeX), 0, spawnZ);
Instantiate (animalPrefabs[animalIndex], spawnPos, animalPrefabs[animalIndex].transform.rotation);
}
}