Climbing all 14 peaks above 8,000 meters has been achieved by fewer than 50 people.

Some species of frogs lay eggs on land instead of in water.

Fact #572 · Animals

Some amphibians undergo dramatic transformations during metamorphosis.

Fact #493 · Animals

Some birds build elaborate nests.

Fact #308 · Animals

A cuttlefish can camouflage almost instantly.

Fact #383 · Animals

A hummingbird can hover in place while feeding.

Fact #484 · Animals

Some birds use tools to extract insects from wood.

Fact #416 · Animals

Pterosaurs were flying reptiles, not dinosaurs.

Fact #628 · Animals

A kangaroo cannot walk backward easily.

Fact #375 · Animals