Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
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
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Parrot parents "name" their children with a signature call.
112