Bats sleep 18-20 hours per day.
5
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
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
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 giraffe's kick is so powerful that it can decapitate a lion.
216