A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6