Many deep-sea fish have transparent or nearly invisible bodies.

The Earth's oceans are interconnected.

The Pacific Ocean is larger than all of Earth's continents combined.

Deep-sea creatures often have bioluminescent organs for communication.

The Mariana Trench is so deep that Mount Everest could be placed inside it and still be covered by over a mile of water.

Sea cucumbers can expel internal organs as a defense mechanism.

The ocean contains structures larger than mountain ranges.

Some fish can survive in near-freezing water.

A whale shark is the largest fish in the ocean.