As tropical fishes colonize new habitats in temperate oceans, made available to them because of ocean warming, researchers ...

Also known as sea slugs, nudibranchs are a group of vibrantly colored and patterned shell-less gastropods—2,000 species in all—that live primarily on ocean bottoms in tropical regions of the ...

A lot of attention has been paid to how climate change can drive biodiversity loss. Now, MIT researchers have shown that the ...

Broadly speaking, animals tend to use color to communicate, said Oscar Puebla, a fish ecologist at the Leibniz Centre for Tropical Marine Research in Germany. "It could be communication with ...

It floats on the ocean surface and preys on venomous marine animals like the Portuguese man o’ war. Despite its beauty, it can deliver a painful sting. Peacock ©Drop of Light/Shutterstock.com ...

These elusive deep-sea creatures have a 3.3-foot-wide (1 meter) bell and four ribbon-like arms that grow up to 33 feet (10 m) long, making them among the largest invertebrate predators in the ocean.

A massive global collaboration has tracked over 12,000 marine animals from whales to turtles to create one of the most detailed movement maps of ocean giants ever assembled. The project, MegaMove ...