Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
There's a rare breed of pig that looks like a sheep.
14
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Early American humans hunted car-size armadillos and used their shells for houses.
12
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13