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简介：生命在进化过程中其大小、形状发生了巨大变化，研究人员发现除了这些区别外，动物与人类有着惊人的相似之处。有趣的是人类灵巧的手竟然是从鱼鳍进化而来的，这改变了人们对进化的看法，以及我们对人类起源的理解。收起
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