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!

Emus and kangaroos cannot walk backwards, and are on the Australian coat of arms for that reason.

Squirrels lose more than half of the nuts they hide.

AMAZING FACTS