A scary-looking creature with “devil” in its name was spotted close to the surface off Tenerife, a Spanish island.

Although there are a few distinctive beasts that are place-specific, many ghosts, fairies, and goblins pop up in similar ...

The ocean is filled with stunning bioluminescent creatures that glow for survival, communication and attraction.

You may have seen Fahlo’s beautiful beaded bracelets at gift shops near national parks or zoos, but these are anything but ...

This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans.

Here are the most stunning destinations teeming with marine life that are worth visiting if you love to snorkel - or are looking to give it a try.

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

A deep sea creature known for living hundreds of meters below the water's surface in the darkness of the deep ocean was photographed in broad daylight last week — in what researchers are saying may be ...

The tigerfish is a fast and powerful predator with sharp, pointed teeth. It moves swiftly through fast-flowing waters, ...

Learn more about how baleen whales split into two groups — fight or flight — and how these groups determine how loud they sing.

I only managed to get a good view after a month of tracking it. It’s been swimming around in the evening, creating chaos with ...

Scientists from Scripps Institution of Oceanography descended thousands of meters where they likely discovered dozens of new animal species. Creatures flourish where methane gas seeps into the ocean ...