Paleontologists have unearthed a nearly complete fossil of a dimetrodon, a reptile-like predator that roamed the Permian landscape 287 million years ago. This weekend, the team is working to transport ...

Paleontologists have unearthed a nearly complete fossil of a dimetrodon, a reptile-like predator that roamed the Permian landscape 287 million years ago. This weekend, the team is working to transport ...

This is Dimetrodon, the world’s top predator about 270 million years ago. Living before the dawn of the dinosaurs, this striking creature was actual a distant ancestor of mammals like us. Now we’ve ...

Whiteside Museum of Natural History director Christopher Flis (lying on the ground), and volunteers Stewart Nolan, son Travis, 13, and Leigh Cook work to unearth a Dimetrodon skeleton for the museum ...

Before the dinosaurs Before dinosaurs walked the Earth, there was a meat-loving beast called Dimetrodon, which researchers just determined had the first known serrated "steak knife" teeth. Dimetrodon ...

This is the skeleton of <i>Dimetrodon</i>, an ancient relative of mammals. New research suggests that at least some species of <i>Dimetrodon</i> were active at night (nocturnal).

Growing up to12 feet in length with powerful jaws and specialized teeth for stabbing and tearing apart its prey, the Dimetrodon limbatus was one of the fiercest creatures to roam Texas. A fossilized ...

Just outside this small Baylor County, Texas, town, researchers at a new museum are carefully digging away, hoping to unearth a significant discovery. In a place where scientists have been poking ...