A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Sloths take two weeks to digest their food.
243