The leafy sea dragon is so well camouflaged that it is nearly invisible among seaweed.

A dolphin’s brain is relatively large compared to its body size.

Fact #456 · Ocean

Octopuses have been observed escaping aquariums, navigating floors, and entering other tanks to hunt for food.

Fact #2335 · Ocean

Sea otters use rocks consistently as tools.

Fact #1304 · Ocean

The Arctic Ocean is the smallest ocean.

Fact #141 · Ocean

The Great Barrier Reef supports thousands of marine species.

Fact #186 · Ocean

Dogs can detect certain diseases through scent.

Fact #1343 · Ocean

Some butterflies migrate seasonally.

Fact #505 · Ocean

Penguins use their flippers to propel themselves underwater.

Fact #1238 · Ocean