We've spent years studying, but despite our studious efforts and long nights of homowork, we never learned why the penis has evolved to take on its distinct shape. Jesse Bering, author of Why Is The Penis Shaped Like That?, finally enlightens us to evolution's sexiest secret in a new episode of BeastTV.
So, why is the penis shaped like that?
The more you know...
Thanks, Jesse! Now we can get back to studying hard!