Army ants are blind but can form living bridges, rafts, and towers using their own bodies.

A falcon can dive at extraordinary speeds.

Fact #520 · Animals

A giraffe's heart can weigh over 20 pounds.

Fact #447 · Animals

The platypus is one of the few mammals that lay eggs.

Fact #382 · Animals

A polar bear’s sense of smell is extremely powerful.

Fact #486 · Animals

A red kangaroo is the largest marsupial.

Fact #480 · Animals

A tarantula can survive for weeks without food.

Fact #353 · Animals

Certain birds can recognize themselves in mirrors.

Fact #404 · Animals

Many species of beetles have hardened wing covers called elytra.

Fact #457 · Animals