The anglerfish uses a bioluminescent lure to attract prey in the dark ocean depths.

Dolphins give each other names — they use unique whistle signatures to identify individuals.

Fact #3518 · Ocean

Octopuses can squeeze through tight spaces due to their soft bodies.

Fact #869 · Ocean

There is more water in Earth's mantle than in all the oceans on the surface.

Fact #3594 · Ocean

The original name for the search engine Google was 'BackRub.'

Fact #3956 · Ocean

Dolphins have names for each other — they use unique whistles to address individuals.

Fact #3234 · Ocean

Octopuses have demonstrated short-term and long-term memory.

Fact #1319 · Ocean

The Mariana Trench is the deepest known part of Earth's oceans.

Fact #109 · Ocean

The Earth's crust is thinner beneath oceans.

Fact #264 · Ocean