The leafy sea dragon is so well camouflaged that it is nearly invisible among seaweed.

The Pacific Ocean contains numerous coral atolls.

Fact #315 · Ocean

The North Pole has no land beneath it — it sits on sea ice floating over the Arctic Ocean.

Fact #4754 · Ocean

The Great Barrier Reef has experienced multiple mass bleaching events since 1998 as sea temperatures rise.

Fact #5201 · Ocean

The whale shark is the world's largest fish, growing up to 12 meters and filtering tons of water daily.

Fact #4541 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #1861 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #2089 · Ocean

The Great Barrier Reef is the largest coral reef system in the world.

Fact #13 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #2114 · Ocean