The habanero pepper was once the world's hottest, but has since been surpassed by over a dozen cultivars.

Certain birds can recognize themselves in mirrors.

Fact #404 · Animals

Certain owls hunt silently because of specialized feather structures.

Fact #542 · Animals

A leopard's rosette spots help camouflage it in forests.

Fact #423 · Animals

A sea sponge is an animal, not a plant.

Fact #541 · Animals

Certain ants can detect chemical trails left by their colony.

Fact #448 · Animals

A mantis shrimp can strike with the speed of a bullet.

Fact #342 · Animals

A hummingbird's heart can beat over 1,000 times per minute.

Fact #345 · Animals

Some ants cultivate fungus as a food source.

Fact #521 · Animals