Cats sleep for 70% of their lives.
8
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
When you shave a guinea pig it looks like a little hippo.
19
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12