post from Machines Like Us - Science at the speed of thought
on 07 April 2009 10:45:35 PM. © Machines Like Us - Science at the speed of thought
Wild female chimpanzees copulate more frequently with males who share meat with them over long periods of time, according to a study led by researchers from the Max Planck Institute for Evolutionary Anthropology in Germany, published in the open-access, peer-reviewed journal PLoS ONE April 8.
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