A group of kittens is called a "kindle".
10
The costliest cat ever is named Little Nicky, who cost his owner $50,000. He is a clone of an older cat.
204
Cows can sleep standing up, but they can only dream lying down.
745
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Turtles can live for more than 100 years.
84