Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Condoms were originally made of animal intestines or linen.
347
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
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151