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 newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
When cats are happy, they may squeeze their eyes shut.
10
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16