Somewhere between 50% and 80% of earth's living organisms are in the ocean.

Deep-sea pressure at the Mariana Trench is over 1,000 times atmospheric pressure at sea level.

Fact #5128 · Ocean

Certain marine mammals have thick blubber for insulation.

Fact #877 · Ocean

The leafy sea dragon is so well camouflaged it was not studied alive until the 1990s.

Fact #5135 · Ocean

Sea turtles can migrate thousands of miles between feeding and nesting areas.

Fact #1252 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #2003 · Ocean

Some fish build intricate sand nests.

Fact #436 · Ocean

A whale shark is the largest fish in the ocean.

Fact #462 · Ocean

A sea star moves using tiny tube feet.

Fact #498 · Ocean