Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
The oldest recorded elephant lived for 82 years.
213
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328