中华学生百科全书 7.2 绿色版

壹说至动物，咱们立刻可以思至淘气的侯儿、可爱的大像、傻气可爱的 熊猫、俏皮的曲绒犬、厉害的狮儿和老虎、使人绒髓悚然的蛇与鳄鱼以及各 类优美的飞禽等。在动物“大家莛”中，也许拥有 150 多十千只类别。面对此 样多的动物，假设没有一个一样的迷信的标准将它们区分开，人们对动物的识 认将塌在芜混无彰的界地，不能对动物进行查询与琢磨，逾谈勿上足够应用 动物数据资源与预防治疗拥有坏动物了。动物是怎么样归类的，且分配红利什么类组呐？



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