Dolphins call each other by unique names — each dolphin develops its own distinctive signature whistle.

A scorpion glows under ultraviolet light.

Fact #435 · Animals

Some insects can walk on water due to surface tension.

Fact #374 · Animals

Certain species of fish build bubble nests.

Fact #511 · Animals

Certain ants can detect chemical trails left by their colony.

Fact #448 · Animals

A blue whale's tongue can weigh as much as an elephant.

Fact #443 · Animals

A honeybee colony functions as a highly coordinated unit.

Fact #409 · Animals

Some sharks can reproduce without a mate in rare cases.

Fact #544 · Animals

Some species of jellyfish can shrink and regrow their bodies.

Fact #428 · Animals