Birds can navigate using Earth's magnetic field.

A crocodile can hold its breath underwater for an extended period.

Fact #476 · Animals

Some sharks can reproduce without a mate in rare cases.

Fact #544 · Animals

Some amphibians undergo dramatic transformations during metamorphosis.

Fact #493 · Animals

Some frogs can change color depending on temperature or mood.

Fact #548 · Animals

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

Fact #382 · Animals

Some lizards can regrow their tails.

Fact #71 · Animals

Some sharks detect electrical signals from other animals.

Fact #128 · Animals

Some species of octopus can escape through very small openings.

Fact #451 · Animals