A large fossil study shows young shark and ray species vanish faster, while older species stay stable over time.

This story originally appeared in The Guardian and is part of the Climate Desk collaboration. A third of shark and ray species have been overfished to near extinction, according to an eight-year ...

Whether a species has just freshly emerged, or it has been around for millions of years does not dictate its vulnerability.

Thirty-one animal and fish species have been declared extinct and more than 300 species of sharks and rays are now threatened with extinction, according to the International Union for Conservation of ...

ANN ARBOR—Mass extinctions, like lotteries, result in a multitude of losers and a few lucky winners. This is the story of one of the winners, a small, shell-crushing predatory fish called Fouldenia, ...

Scientists have uncovered new details about the vulnerability of ancient shark and ray species, showing a long history of ...

The extinction of dinosaurs paved the way for ray-finned fish species, researchers claim. Pictured: an animatronic model of a Tyrannosaurus from the "Walking with Dinosaurs" show in Sydney, Jan. 10, ...

Ray-finned fish, now the most diverse group of backboned animals, were not as hard hit by a mass extinction event 360 million years ago as scientists previously thought. Ray-finned fish, now the most ...

Among sharks and rays, species within the first four million years of existence are significantly more likely to go extinct than older species, according to a study led by researchers from the ...