One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The largest breed of rabbit is the Flemish Giant.
65
Lobsters have blue blood.
476
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
When dragonflies mate, their tails form a love heart.
22
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45