___________________________________________________ The new law means that lions, tigers, even dogs will not be allowed to perform. The protesters say the legislation which follows similar moves in other Mexican cities will leave humans and animals unemployed. Supporters say constant training and transportation in enclosed vehicles harm the animals. BBC News ____________________________________________新法律规定不允许在表演中使用狮子、老虎甚至狗.此前墨西哥其他城市也实施了类似举措,抗议者称此项法令将使人和动物都失业.支持者称长期的训练以及在封闭的车辆中运输都会伤害动物.BBC新闻.