Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
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
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
When cats are happy, they may squeeze their eyes shut.
10
Squirrels forget where they hide about half of their nuts.
698