Parrot parents "name" their children with a signature call.
112
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A giraffe's kick is so powerful that it can decapitate a lion.
216
A cow produces around 200,000 glasses of milk in her lifetime.
373
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Sharks have been on the planet longer than trees.
14