Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There are approximately three chickens for every human on Earth.
13
Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
Sloths take two weeks to digest their food.
243
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492