DO FEMALE HOUSE SPARROWS COPULATE WITH EXTRA-PAIR MATES TO ENHANCE THEIR FERTILITY

被引:32
作者
LIFJELD, JT
机构
关键词
D O I
10.2307/3677297
中图分类号
Q95 [动物学];
学科分类号
071002 ;
摘要
The reasons why female birds engage in extra-pair copulations are largely unknown. A British study on House Sparrows claimed empirical support for a particular benefit to females. That conclusion is challenged in this note and an alternative interpretation of the results is suggested.
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页码:75 / 76
页数:2
相关论文
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