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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Sharks have been on the planet longer than trees.
14
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57