Due to the amount of penis-punishing stunts of Johnny Knoxville's Jackass career, he needs to use a catheter twice a day in order to pee. In Johnny's own words "it's just like a dog's chew toy down there…" yikes!

Turning a clock's hands counterclockwise while setting it is not necessarily harmful. It is only damaging when the timepiece contains a chiming mechanism.

Koala and humans are the only animals with unique fingerprints.

AMAZING FACTS