spatial.addControl(new MoveRandomControl(this, wa));
spatial.addControl(new AggroControl(this, circleRadius * 1.5f, size,
PhysicsCollisionObject.COLLISION_GROUP_06,
PhysicsCollisionObject.COLLISION_GROUP_04,
new AggroBehaviorChaseFood(wa, 10f),
new AggroBehaviorEat(this)));
}