The elephant brain weighs about 6,000g.
274
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
When cats are happy, they may squeeze their eyes shut.
10
Giant Anteaters' front legs look like a panda.
48