Sharks have been on the planet longer than trees.
14
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
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Dogs have been man's pet for over 14,000 years.
224
A lion in the wild usually makes no more than twenty kills a year.
186
The head of a jellyfish is called the "Bell."
6