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
Mosquitoes don't just bite you, they also pee on you.
11
When you shave a guinea pig it looks like a little hippo.
19
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Female kangaroos have three vaginas.
2
Nicole Kidman is scared of butterflies.
65