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
Most of the dust underneath your bed is actually your own dead skin.
251
Condoms were originally made of animal intestines or linen.
347
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5