Drivers kill more deer than hunters do.
660
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Cows can sleep standing up, but they can only dream lying down.
745
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9