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

被引：32

作者：

LIFJELD, JT

机构：

来源：

JOURNAL OF AVIAN BIOLOGY | 1994年 / 25卷 / 01期

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

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