Obesity rates have tripled globally since 1975 — affecting over 650 million adults.

A wolf pack operates with coordinated social behavior.

Fact #488 · Animals

Some plants grow toward light sources.

Fact #138 · Animals

The first dinosaurs appeared during the Triassic period.

Fact #632 · Animals

Elephants can detect distant thunderstorms through ground vibrations.

Fact #347 · Animals

Elephants communicate using low-frequency sounds.

Fact #51 · Animals

Some species of sharks must keep moving to breathe.

Fact #284 · Animals

Some species of bamboo can grow nearly three feet in one day.

Fact #171 · Animals

Some species of bats use echolocation to hunt in darkness.

Fact #390 · Animals