Glass frogs have transparent skin — their beating heart and circulating blood are visible from outside.

Archerfish shoot jets of water to knock insects off branches.

Fact #346 · Animals

A king cobra can raise a third of its body off the ground.

Fact #421 · Animals

Some birds use tools to extract insects from wood.

Fact #416 · Animals

Elephants have one of the longest gestation periods of any land animal.

Fact #386 · Animals

Some animals use camouflage to avoid predators.

Fact #336 · Animals

Certain ants build floating rafts during floods.

Fact #387 · Animals

Certain birds build hanging nests from woven plant fibers.

Fact #471 · Animals

Certain species of octopus are known to use coconut shells as shelter.

Fact #410 · Animals