Deep-sea creatures often have bioluminescent organs for communication.

The deepest ocean trench is the Mariana Trench.

Fact #907 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #2036 · Ocean

The Earth's oceans help regulate climate.

Fact #291 · Ocean

The Pacific Ocean covers nearly one-third of Earth's surface.

Fact #297 · Ocean

The Pacific Ocean is the deepest ocean on Earth.

Fact #337 · Ocean

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

Fact #5201 · Ocean

The Great Barrier Reef is located off the coast of Australia.

Fact #305 · Ocean

Trilobites lived in ancient oceans long before dinosaurs.

Fact #692 · Ocean