There's a rare breed of pig that looks like a sheep.
14
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16