Some species of salamander can regenerate their lenses, retinas, and jaws — in addition to limbs.

A zebra’s stripes may help confuse predators.

Fact #500 · Animals

Blue whales are the largest animals known to have ever lived.

Fact #246 · Animals

Male seahorses carry and give birth to their young.

Fact #359 · Animals

Elephants communicate using low-frequency sounds.

Fact #51 · Animals

Archerfish shoot jets of water to knock insects off branches.

Fact #346 · Animals

A fox has keen hearing adapted for hunting small prey.

Fact #534 · Animals

A grizzly bear can run surprisingly fast over short distances.

Fact #492 · Animals

Some reptiles can survive long periods without food.

Fact #501 · Animals