Well, actually...........lots of animals have bones down there. I think they're called baculums.
Edit: Woo! Trying to double-check my fact I found a site that will sell you penis bones from various animals - Get yourself a Weasel willy bone
(,
Thu 17 Feb 2005, 21:23,
archived)
Edit: Woo! Trying to double-check my fact I found a site that will sell you penis bones from various animals - Get yourself a Weasel willy bone