Owls swallow their prey hole because they have no teeth. After 12 hours they cough up the feathers, bones, and fur in a shape of a football pellet. See more

Some birds have been know to put ants into their feathers because the ants squirt formic acid, which kills parasites. See more

A bird "chews" with its stomach. See more

During warm weather hippopotamus's secrete sweat that is pink. This substance not only cools them down but also helps fight infections of the skin. See more

The only "real" food that U.S. Astronauts are allowed to take into space is pecan nuts. See more

Each card in a deck represents a king from history: Spades- King David, Hearts- Charlemagne, Clubs-Alexander the Great, Diamonds- Julius Caesar See more

Chocolate was used as medicine during the 18th century. It was believed that chocolate could cure a stomach ache. See more

Acorns were used as a coffee substitute during the American Civil War. See more

Coca-Cola used to contain cocaine when it was initially introduced. See more