单词	sexual selection
释义	sexual selection noun : natural selection for characters that confer success in competition for a mate as distinguished from competition with other species also : the choice of a mate based on a preference for certain characteristics (such as color or bird song) Word History First Known Use 1859, in the meaning defined above Medical Definition sexual selection noun : natural selection for characters that confer success in competition for a mate as distinguished from competition with other species also : the choice of a mate based on a preference for certain characteristics (as color or bird song)
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