Sharks, like other fish, have their reproductive organs in their chests.
248
Sloths take two weeks to digest their food.
243
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Tigers can see 6 times better at night than humans.
305