When you shave a guinea pig it looks like a little hippo.
19
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The seahorse is the only fish to have a neck.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79