Dogs can hear sounds at frequencies twice as high as humans can.

The Komodo dragon has a venomous bite.

Fact #407 · Animals

Certain octopus species are known for their intelligence.

Fact #495 · Animals

Certain fish change sex during their lifetime.

Fact #503 · Animals

Certain ants build floating rafts during floods.

Fact #387 · Animals

A lion’s mane can signal strength and health.

Fact #460 · Animals

Some birds can sleep while flying.

Fact #332 · Animals

A hawk has sharp vision adapted for hunting.

Fact #496 · Animals

A crocodile’s teeth are replaced throughout its lifetime.

Fact #532 · Animals