Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Lurch, a Watusi bull, had the largest horns in the world.
32
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
Giant Anteaters' front legs look like a panda.
48