Snakes have two sex organs. See more

Hummingbirds are the only birds that can fly backwards. See more

In rural areas, there are more insects in 1 square mile than there are humans on earth. See more

A bird "chews" with its stomach. See more

75% of wild birds die before they are 6 months old. See more

One quarter of all creatures on the planet are beetles. See more

The turkey was wrongly named after what was thought to be it's country of origin. See more

Dolphins sleep with one eye open. See more

The typical laboratory mouse runs 2.5 miles per night on its treadmill. See more