TO SQUASH: Shark movement fixes.

Assets/Scripts/Game/Shark.cs

@@ -54,6 +54,9 @@ public class Shark : MonoBehaviour
     [SerializeField]
     private float alignmentThresholdDegrees = 5f;
 
+    [SerializeField]
+    private float targetTimeoutSeconds = 2f;
+
     private SpriteRenderer sharkSpriteRenderer;
 
     private Bounds? movementBounds = null;
@@ -66,6 +69,8 @@ public class Shark : MonoBehaviour
 
     private float currentHeadingAngle = 0f;
 
+    private float currentTargetTimer = 0f;
+
     // Start is called once before the first execution of Update after the MonoBehaviour is created
     void Start()
     {
@@ -93,6 +98,9 @@ public class Shark : MonoBehaviour
     // Update is called once per frame
     void FixedUpdate()
     {
+        // Foce reset the rotation.
+        transform.rotation = Quaternion.identity;
+
         // Initialize gameBoardBounds.
         if (gameBoardSpriteRenderer != null && gameBoardBounds == null)
         {
@@ -194,12 +202,22 @@ public class Shark : MonoBehaviour
         {
             currentTarget = ChooseRandomTarget();
             hasTarget = true;
+            currentTargetTimer = 0f;
         }
 
+        currentTargetTimer += Time.fixedDeltaTime;
+
         Vector2 toTarget = currentTarget - currentPosition;
         if (toTarget.sqrMagnitude <= targetReachedDistance * targetReachedDistance)
         {
             currentTarget = ChooseRandomTarget();
+            currentTargetTimer = 0f;
+            toTarget = currentTarget - currentPosition;
+        }
+        else if (currentTargetTimer >= targetTimeoutSeconds)
+        {
+            currentTarget = ChooseRandomTarget();
+            currentTargetTimer = 0f;
             toTarget = currentTarget - currentPosition;
         }