Some whales can hold their breath for over an hour.

The Earth's tilt is responsible for seasonal climate patterns.

Fact #222 · Ocean

Sea otters use rocks consistently as tools.

Fact #1304 · Ocean

Dolphins use signature whistles that function like names.

Fact #1313 · Ocean

The mimic octopus can impersonate over 15 different marine species.

Fact #3240 · Ocean

Some butterflies migrate seasonally.

Fact #505 · Ocean

Some volcanoes can erupt underwater without anyone noticing.

Fact #2248 · Ocean

Some whales can hold their breath for over an hour.

Fact #179 · Ocean

The immortal jellyfish (Turritopsis dohrnii) can revert to its juvenile state after reaching adulthood.

Fact #3244 · Ocean