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Evolution
New evolution data have been reported by scientists at University of Oklahoma
August 20th, 2008
According to recent research published in the journal Evolution, "Understanding the evolution and maintenance of female mate choice requires information on both the benefits (the sum of direct and indirect benefits) and costs of selective mating. In this study, I assessed the fitness consequences of female mate choice in a freshwater crustacean." "In Hyalella amphipods, males attempt to form precopulatory pairs with females. Large males, bearing large posterior gnathopods, tend to be over-represented in precopulatory pairs. I show that females receive both direct (reduced risk of predation while paired) and indirect (sexy sons) benefits from mating with these...
Source: Fitness & Wellness Business Week (2008-08-20)
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