Dogs have been man's pet for over 14,000 years.
224
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
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's a rare breed of pig that looks like a sheep.
14
The octopus does not have a blind spot.
273
The most expensive cow in the world was sold in 2009 for $1.2 million.
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