Ice circles — perfect rotating discs of ice — form in slow-moving rivers during cold winters.

Blizzards are intense snowstorms with strong winds.

Fact #819 · Nature

There are organisms on Earth that can survive being frozen for years and still come back to life.

Fact #2494 · Nature

The Amazon rainforest contains an extraordinary diversity of plant and animal species.

Fact #16 · Nature

Certain fish can generate electric fields.

Fact #491 · Nature

Lightning can strike the same location multiple times.

Fact #274 · Nature

A gecko can climb vertical surfaces using microscopic hairs on its feet.

Fact #415 · Nature

Some fish can survive completely frozen.

Fact #2639 · Nature

Caribou migrate in large herds across Arctic regions.

Fact #1277 · Nature