public void tick() {
		entities.removeAll(removeList);
		snake.removeEntities(removeList);
		for (Entity entity : entities) {			
			((EntityBody) entity).tick();
			Random r = new Random();
			int vx = r.nextInt(30)-15;
			int vy = r.nextInt(30)-15;

			snake.particles.create(entity.x, entity.y,vx,vy, Color.WHITE);
		}
		if (entities.isEmpty()) {
			Snake.alive(true);
			vX = 0;
			vY = 0;
		}
	}