Why Lizard Penises Evolve So Fast

What’s so special about lizard penises? Turns out, a lot. Read More: Lizard Penises Evolve at Super-Speed http://www.livescience.com/49368-lizard-penises-evolution-fast.html “A lizard's penis evolves six times faster than any of its other parts, a new study finds.” Genitals evolve faster than other traits in Anolis lizards http://onlinelibrary.wiley.com/doi/10.1111/jzo.12178/pdf “Male genitalia are thought to be particularly rapidly evolving morphological structures, but there have been few quantitative interspecific comparisons between the evolutionary rates of genital and nongenital traits.” Follow Crystal on Twitter: https://twitter.com/PolycrystalhD ____________________ DNews is dedicated to satisfying your curiosity and to bringing you mind-bending stories & perspectives you won't find anywhere else! New videos twice daily. Watch More DNews on TestTube http://testtube.com/dnews Subscribe now! http://www.youtube.com/subscription_center?add_user=dnewschannel DNews on Twitter http://twitter.com/dnews Trace Dominguez on Twitter https://twitter.com/tracedominguez Julia Wilde on Twitter https://twitter.com/julia_sci DNews on Facebook https://facebook.com/DiscoveryNews DNews on Google+ http://gplus.to/dnews Discovery News http://discoverynews.com Download the TestTube App: http://testu.be/1ndmmMq