George Washington had teeth made out of hippopotamus ivory.

Over 20 million BluBlocker sunglasses have been sold since its debut in 1986. They now come in over 100 different styles.

The bumblebee bat is not only the world's smallest bat, but it is also the world's smallest mammal. These cute little creatures weigh only 2 grammes. They are 29 to 33mm in length, with a wingspan of approximately 170mm!

AMAZING FACTS