Rattlesnake mating sessions have been known to last more than 22 hours.
232
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
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
Domestic pigs average a top speed of about 11 miles per hour.
182
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5