The hagfish is the only animal known to have a skull but no vertebral column.

Certain beetles can produce sounds by rubbing body parts together.

Fact #546 · Animals

The mantis shrimp has some of the most complex eyes in the animal kingdom.

Fact #442 · Animals

A moose has long legs adapted for walking in snow.

Fact #518 · Animals

Some insects glow through bioluminescence.

Fact #529 · Animals

Some marine mammals communicate through clicks and whistles.

Fact #525 · Animals

The Amazon rainforest supports millions of species.

Fact #302 · Animals

Many birds use Earth's magnetic field for navigation.

Fact #388 · Animals

Elephants communicate using low-frequency sounds.

Fact #51 · Animals