When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Cats sleep for 70% of their lives.
8
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
A scorpion can hold its breath for up to 6 days.
19
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