Cockatiels can recognize their owners' voices.

A sea otter uses its chest as a surface for cracking shells.

Fact #530 · Animals

A blue whale's heart can weigh over 400 pounds.

Fact #104 · Animals

Certain birds of prey can spot small animals from great heights.

Fact #483 · Animals

Some birds migrate between hemispheres each year.

Fact #203 · Animals

Some snakes shed their skin multiple times a year.

Fact #485 · Animals

Some insects communicate using pheromones.

Fact #469 · Animals

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

Fact #382 · Animals

Certain species of ants form massive supercolonies.

Fact #475 · Animals