Penguins have a gland above their eye that turns saltwater into freshwater.
12
Cats sleep for 70% of their lives.
8
Sloths take two weeks to digest their food.
243
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
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
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
A puppy is born blind, deaf, and toothless.
16