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Female sexual selection pressures in co-operative breeding species of bi

To: Birding Aus <>
Subject: Female sexual selection pressures in co-operative breeding species of birds
From: L&L Knight <>
Date: Fri, 11 Dec 2009 21:35:17 +1000
ScienceDaily (Dec. 9, 2009) — Female birds in species that breed in groups can find themselves under pressure to sexually show off and evolve the same kinds of embellishments -- like fanciful tail feathers or chest-puffing courtship dances -- as males, according to new
research in the latest issue of Nature (Dec. 10, 2009).

See http://www.sciencedaily.com/releases/2009/12/091209134638.htm
[The site includes a stunning photo of a starling species in Africa]

LK==============================www.birding-aus.org
birding-aus.blogspot.com

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