Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
The Basenji dog is the only dog that is not able to bark.
4
Tigers can see 6 times better at night than humans.
305