Some butterflies migrate seasonally.

Some species of ants can form bridges using their bodies.

Fact #420 · Animals

Some sharks detect electrical signals from other animals.

Fact #128 · Animals

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

Some lizards can detach their tails to escape predators.

Fact #509 · Animals

A walrus uses its tusks to haul itself onto ice.

Fact #536 · Animals

Certain insects can enter a dormant state called diapause.

Fact #399 · Animals

Certain birds of prey can spot small animals from great heights.

Fact #483 · Animals

Dolphins use echolocation to navigate and hunt underwater.

Fact #12 · Animals