Behold: the wacky, weird, and wonderful world of duck genitalia, evolved as a result of all the duck-rape. 20cm explosive corkscrew penis hardens in 1/3 of a second and purposely confusing, maze-like vaginas. - discu.eu

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Behold: the wacky, weird, and wonderful world of duck genitalia, evolved as a result of all the duck-rape. 20cm explosive corkscrew penis hardens in 1/3 of a second and purposely confusing, maze-like vaginas. http://blogs.discovermagazine.com/notrocketscience/2009/12/22/ballistic-penises-and-corkscrew-vaginas-the-sexual-battles-of-ducks/ 6 comments 5/6/2010 reddit.com

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Book review: Survival of the Beautiful - Scientific American Blog Network http://blogs.scientificamerican.com/thoughtomics/2012/10/25/book-review-survival-of-the-beautiful/ 0 comments

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