The giant tortoise can go an entire year without eating or drinking.

A chameleon changes color primarily for communication and temperature control.

Fact #431 · Animals

Certain insects use camouflage to resemble sticks or leaves.

Fact #570 · Animals

Some species of crabs can regenerate lost claws.

Fact #396 · Animals

Certain species of ants farm aphids for food.

Fact #360 · Animals

Some amphibians undergo dramatic transformations during metamorphosis.

Fact #493 · Animals

Some species of sharks must keep moving to breathe.

Fact #284 · Animals

Some fish use tools to crack open shellfish.

Fact #405 · Animals

Certain frogs are poisonous to predators.

Fact #418 · Animals