Male seahorses carry and give birth to their young.

The Caspian Sea is the world's largest inland body of water and is classified as a lake despite its salt water.

Fact #3759 · Ocean

The giant amphipod thrives in extreme ocean depths.

Fact #1421 · Ocean

You are more likely to die from heart disease than any other cause.

Fact #2919 · Ocean

A humpback whale’s song can last for hours.

Fact #549 · Ocean

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

Fact #1252 · Ocean

Octopuses solve mazes.

Fact #2571 · Ocean

Sea otters wrap themselves in kelp to stay anchored while sleeping.

Fact #1267 · Ocean

Penguins use their flippers to propel themselves underwater.

Fact #1238 · Ocean