A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
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
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A lion in the wild usually makes no more than twenty kills a year.
186
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
When you shave a guinea pig it looks like a little hippo.
19
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8