You can tell the age of a whale by looking at the wax plug in its ear. This plug in the ear has a pattern of layers when cut lengthwise that scientists can count to estimate the age of the whale.

The clown fish has the ability to change its sex. If a breeding female dies, the male fish will change its sex and mate with another male.

Only two people signed the Declaration of Independence on July 4th, JohnHancock and Charles Thomson. Most of the rest signed on August 2, butthe last signature wasn't added until 5 years later.

AMAZING FACTS