The platypus is one of only five mammal species that lay eggs instead of giving birth to live young.

Some marine mammals communicate through clicks and whistles.

Fact #525 · Animals

Some species of bats use echolocation to hunt in darkness.

Fact #390 · Animals

A red kangaroo is the largest marsupial.

Fact #480 · Animals

A flamingo’s pink color comes from its diet.

Fact #494 · Animals

Some fish can change color to blend with their surroundings.

Fact #392 · Animals

The Earth's oceans contain over 200,000 identified species.

Fact #180 · Animals

Certain frogs can glide from tree to tree.

Fact #394 · Animals

Many species of beetles have hardened wing covers called elytra.

Fact #457 · Animals