Cats recognise the voice of their owner, but never evolved to care.
22
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
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
There are approximately three chickens for every human on Earth.
13