We dare say that ornithologist Richard Prum's take on the role of sexual choice in the development of various animal species as well as the growth of human civilization may tell us more about the state of the present violently confused world than the most learned political, legal, social, economic, or religious treatises. Source: http://m.spiegel.de/international/ornithologist-richard-prum-on-duck-sex-and-human-evolution-a-1151217.html#ref=nl-international