The colossal squid has the largest eyes in the world.
4
Cows can sleep standing up, but they can only dream lying down.
745
Only 3% of bird species have penises.
0
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
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Domestic pigs average a top speed of about 11 miles per hour.
182
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