Rattlesnake mating sessions have been known to last more than 22 hours.
232
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12