Ugly? Blame Evolution - And Females

Are you ugly?  Maybe that's something else to blame your mother about.Female cognitive ability can impact how handsome males become over evolutionary time, say biologists from The University of Texas at Austin, Louisiana State University Health Sciences Center and the Smithsonian Tropical Research Institute. Males across the animal world have evolved elaborate traits to attract females, from huge peacock tails to complex bird songs and frog calls. But there is a price - predators are attracted to increased elaboration, placing an enormous cost to males with these sexy traits. In a new paper, a group of biologists have shown that females can also limit the evolution of increased elaboration. read more

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