A 4-foot walrus penis bone sold at auction in 2007 for $8,000.
202
When you shave a guinea pig it looks like a little hippo.
19
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515