Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Sloths take two weeks to digest their food.
243
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12