What is the world's largest fish?
The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.
How sharp are beaver teeth?
Beaver teeth are so sharp that Native Americans once used them as knife blades.
More facts about animals.
More animal facts
How did Native Americans use blueberries?
Native Americans dried blueberries to preserve them.
Fact about the prairie dog language
Prairie dogs, those little pups popping in and out of holes on vacant lots and rural rangeland, are talking up a storm. They have different "words" for tall human in yellow shirt, short human in green shirt, coyote, deer, red-tailed hawk and many other creatures.