It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
The seahorse is the only fish to have a neck.
12
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
A 42-foot sperm whale has about 7 tons of oil in it.
209
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
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4