Sheep, goats, octopuses, and toads have rectangular pupils.
7
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Sharks have been on the planet longer than trees.
14
The octopus does not have a blind spot.
273