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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
There are approximately three chickens for every human on Earth.
13
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13