A small fish with an enormous stomach has been caught on camera more than 1,200 meters beneath the ocean surface. Spotted ...

Learn more about the juvenile fish that carry sea anemones like weapons or shields to ward off predators. Off the coast of Tahiti, small fish have developed a big adaptation to prevent becoming prey.

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock A Reddit video is giving viewers a front-row seat to one of the ocean's wildest escape acts: flying fish ...

A novel system developed by Janelia researchers that chases larval zebrafish around an arena with predator robots is enabling scientists to understand how these days-old fish quickly learn in the real ...

Coral reef fish that are exposed to motorboat noise grow up smaller and less able to dodge predators, new research shows. Scientists played either boat noise or natural reef sounds to a species from ...

Imagine a fisherman pulling up his net and finding a fish that looks almost too beautiful to be dangerous. Its red-and-white ...

We anticipate negative effects to our aquatic systems, as the invasive fish competes with our existing fish populations for ...

North America’s prehistoric past was filled with dangerous animals that went far beyond the dinosaurs. Giant arthropods, ...