Related: Rare Fossil Captures Ancient Mammal Attacking Larger Dinosaur. Anadoluvius is believed to have been the size of a ...

The new discovery is the first of its kind in New York state for at least 11 years and appeared in a county rich with ...

Fossils of the oldest saber-toothed predator are helping researchers understand the evolution of early mammal relatives ...

The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the story. A new discovery on a ...

Now, a team of scientists have found a new fossil that is the oldest of its kind and might even be the oldest therapsid ever ...

The prehistoric creature is thought to have lived around 280-270 million years ago and was likely a "top predator" in its day ...

A team of scientists has found in Banyalbufar the remains of a gorgonopsid that lived 270 million years ago. It is unique due ...

Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal ...

Vaguely dog-like” animal is one of the oldest-known close cousins of modern mammals. Researchers have discovered the oldest ...

Paleontologists unearthed fossils of a dog-sized, saber-toothed gorgonopsian in Mallorca, Spain, believed to be the earliest ...

While gorgonopsians lacked external ears, they had a precursor feature in their jawbone that later developed into our ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Before dinosaurs ...