Dolphins can recognize themselves in mirrors, a sign of self-awareness.

Certain birds can recognize themselves in mirrors.

Fact #404 · Animals

Certain frogs use loud calls to attract mates.

Fact #459 · Animals

A cuttlefish can rapidly change both color and pattern.

Fact #472 · Animals

A tiger’s stripes are unique like human fingerprints.

Fact #468 · Animals

Some butterflies migrate across continents.

Fact #424 · Animals

Bees perform a waggle dance to communicate the location of food sources.

Fact #19 · Animals

A polar bear’s sense of smell is extremely powerful.

Fact #486 · Animals

A polar bear's fur is actually transparent.

Fact #391 · Animals