Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Parrot parents "name" their children with a signature call.
112
The reindeer is the only mammal that can see UV light.
17
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
When cats are happy, they may squeeze their eyes shut.
10