When cats are happy, they may squeeze their eyes shut.
10
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The head of a jellyfish is called the "Bell."
6
When you shave a guinea pig it looks like a little hippo.
19
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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25