When you think of great swimmers, animals like dolphins, fish, or penguins probably come to mind. But the animal kingdom is ...

These animals have unique and unusual ways to live in a difficult environment. The odd, adorable, deep-sea "dumbo" octopus is not the name of a single species, but instead refers to an entire genus of ...

The second expedition took researchers to the Southern Ocean’s Bellingshausen Sea, off West Antarctica. The team was the ...

In July and August scientists onboard the Schmidt Ocean Institute’s research vessel Falkor (too) spotted the oddities through the eyes of an underwater robot as they explored the Mar del Plata Canyon.

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

More than 5,000 animal species previously unknown to science live in a pristine part of the deep sea. Their home — called the Clarion-Clipperton Zone — sits in the central and eastern Pacific Ocean ...

For the past several years, large animals such as whales, dolphins, seals, sea turtles, Atlantic sturgeon, sharks and tuna have been feeding closer to shore. Warming water has brought robust bait ...

The aquariums said its aerial survey team spotted three True’s beaked whales, a species “rarely seen at the surface,” while above the Northeast Canyons and Seamounts Marine National Monument off the ...

It looked like something out of an apocalyptic movie. Over the past few weeks, droves of sick and dying sea animals have been washing up along the coast of Southern California, including beaches in ...