Marine Life

Seal hops on tour boat as killer whales circle

The glowing sea fireflies of Okayama, Japan

Coral reefs need fish urine to thrive

Dolphin moms sing to their babies before they're born

The truth about fish oil

Giant pink blob found floating in the ocean looks alien

This goldfish looks like Ronald McDonald

Humpback whales around the globe are mysteriously rescuing animals from orcas

The ancestor of all known life was a microbe that ate hydrogen from deep-sea volcanoes

Earth's tiniest porpoise approaches extinction

Researchers find 'Dory' — in a lab

Do dolphins mourn their dead?

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