The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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There's a rare breed of pig that looks like a sheep.
14
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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