The global shadow economy — unreported and untaxed — is estimated at $10 trillion annually.

Bees perform a waggle dance to communicate the location of food sources.

Fact #19 · Animals

Some beetles produce defensive chemicals to deter predators.

Fact #481 · Animals

Certain frogs can glide from tree to tree.

Fact #394 · Animals

Some species of spiders can survive underwater for short periods.

Fact #414 · Animals

Some fish can change color to blend with their surroundings.

Fact #392 · Animals

The Arctic tern migrates farther than any other bird.

Fact #450 · Animals

Some beetles can lift objects many times their own weight.

Fact #378 · Animals

A moose has long legs adapted for walking in snow.

Fact #518 · Animals