Lizard penises evolve super-fast

They say size matters, but what of speed? In some lizards, penises have been evolving incredibly quickly – up to six times faster than other traits

















from New Scientist - Online news http://feeds.newscientist.com/c/749/f/10897/s/42461e52/sc/10/l/0L0Snewscientist0N0Carticle0Cdn267920Elizard0Epenises0Eevolve0Esuperfast0Bhtml0Dcmpid0FRSS0QNSNS0Q20A120EGLOBAL0Qonline0Enews/story01.htm