Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
A group of kittens is called a "kindle".
10
The Basenji dog is the only dog that is not able to bark.
4