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Article: Intergroup infanticide in cooperatively polyandrous White-winged Trumpeters (Psophia leucoptera).(Short Communications)
- Article from:
- Wilson Bulletin
- Article date:
- September 1, 2003
- Author:
CopyrightCOPYRIGHT 2003 Wilson Ornithological Society. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Instances of infanticide have been reported for a number of different animal species (Stacey and Edwards 1983, Hausfater and Hrdy 1984, Hiraiwa-Hasegawa 1988). In many of these cases, infanticide was explained as a product of sexual selection in that it creates reproductive opportunities that otherwise would be lacking. One common scenario is that by killing unrelated young, the infanticidal male causes his breeding partner to produce new offspring that he fathers. Infanticide also has been reported in communally breeding groups in which males or females may destroy eggs or kill young of other group members, presumably to increase the odds that the infanticidal ...
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