A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sharks have been on the planet longer than trees.
14
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328