Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
Dogs sometimes fake being sick to get attention.
26
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23