Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Whales and dolphins can't taste anything other than salt.
11
Cats and dogs can hear ultrasound.
350
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Dogs have been man's pet for over 14,000 years.
224
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16