Houseflies hum in the key of F.

Some reptiles can live for over a century.

Fact #319 · Animals

Some plants can survive in salty soil.

Fact #298 · Animals

Certain birds store food in hidden caches.

Fact #426 · Animals

Certain frogs use loud calls to attract mates.

Fact #459 · Animals

Certain insects can mimic leaves to avoid predators.

Fact #463 · Animals

Certain birds use thermal air currents to glide efficiently.

Fact #499 · Animals

A cuttlefish can camouflage almost instantly.

Fact #383 · Animals

A crocodile’s teeth are replaced throughout its lifetime.

Fact #532 · Animals