Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Female kangaroos have three vaginas.
2
A group of kittens is called a "kindle".
10
When cats are happy, they may squeeze their eyes shut.
10
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Tigers can see 6 times better at night than humans.
305