There are approximately three chickens for every human on Earth.
13
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
A domestic cat can sprint at about 31 miles per hour.
274
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
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Rattlesnake mating sessions have been known to last more than 22 hours.
232