George Washington did not have wooden teeth, but dentures made from various materials.

Many insects have exoskeletons that protect them from dehydration.

Fact #876 · Human Body

Water covers more than 70% of Earth's surface.

Fact #86 · Human Body

The human brain operates on about 20 watts of power.

Fact #1765 · Human Body

Saber-toothed cats had elongated canine teeth.

Fact #674 · Human Body

The human body contains trillions of microorganisms.

Fact #233 · Human Body

There are more possible shuffles of a deck of cards than seconds since Earth formed.

Fact #1675 · Human Body

The hatchetfish has a flattened body adapted to deep water.

Fact #1414 · Human Body

Ankylosaurs had armored bodies and clubbed tails.

Fact #629 · Human Body