The highest recorded ocean wave exceeded 80 feet in height.

Sea cucumbers can expel internal organs as a defense mechanism.

Fact #350 · Ocean

More than half of the world's coral reefs have been lost since the 1950s due to warming and acidifying oceans.

Fact #4292 · Ocean

Marine iguanas in the Galapagos are the only ocean-going lizards in the world.

Fact #5145 · Ocean

The Mariana Trench reaches depths of nearly 36,000 feet.

Fact #1388 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #1805 · Ocean

Lake Malawi contains more species of fish than any other lake in the world.

Fact #4799 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #1832 · Ocean

Surfer Garrett McNamara rode a 78-foot wave off Nazaré, Portugal, in 2011 — a record at the time.

Fact #4466 · Ocean