Swimming through the shadowy waters off Palau, scuba divers watched life on a coral reef after dark. One reddish sea creature ...

This year’s winning images include a curious leopard seal, a swarm of jellyfish, and a very grumpy looking Japanese warbonnet ...

A very happy deer, a small lava lizard piloting a giant iguana and a wig-topped rhino are among a selection of entries in this very popular photo competition.

The latest addition is the Marine Organizational Body Size (MOBS) database, an open-access resource that—as its name ...

Scientists on a research expedition in the Southern Ocean captured the first footage of a living Gonatus antarcticus squid. The colorful, three-foot squid species was only known to scientists ...

Wren and Hue. Those are the names of two California sea lion pups brought in with injuries to the Marine Mammal Care Center ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the ...

The “large, conspicuous” animals are often seen by divers in the Galapagos Islands but went misidentified for over 180 years ...

A giant sea creature that washed up on the Maine shore has fascinated beachgoers, but city officials have a strict warning ...

The deep sea is full of surprises, hiding creatures that look like they belong in a sci-fi movie rather than our oceans. These rare animals have adapted in incredible ways to live in a world of ...

As if a movie about sharks wasn’t scary enough, the filmmakers behind “Dangerous Animals” have upped the screams by adding what every thriller should demand — a serial killer. While that ...

Since 2022, sea urchins have been plagued by a scuticociliate, a single-celled pathogen that eats away at the animals’ soft tissue and makes their spines fall off.