A "dinosaur" fossil originally discovered on Prince Edward Island has been shown to have steak knife-like teeth, and researchers from U of T Mississauga, Carleton University and the Royal Ontario ...

The sail-backed predator Dimetrodon is one of the most iconic animals of the early Permian—long before dinosaurs dominated Earth. Most known species of this early relative of mammals reached large ...

Researchers long considered a fossilized jawbone housed at the Academy of Natural Sciences of Drexel University to contain a specimen of a unique reptilian from the Permian Age. But a new discovery ...

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 lived at what are now ...

HOUSTON The discovery is a big deal because Dimetrodons predate ordinary dinosaurs by a mere 200 million years or so. They slowly moved across the earth long before there were dinosaurs, frogs or even ...

The first top predators to walk on land were not afraid to bite off more than they could chew, a study has found. Researchers suggest that Dimetrodon, a carnivore that walked on land between 298 ...

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 ...

From place to place and year to year, it is a fact of paleontology that some of the best discoveries are made at the very end of the field season. This is not so common that it is some kind of natural ...

Dimetrodon, one of the most recognisable of the pre-dinosaur predators, is due a makeover. For more than a century, it has been depicted as a sluggish, belly-dragging beast with sprawling legs – but ...

A 'dinosaur' fossil originally discovered on Prince Edward Island, Canada, has been shown to have steak knife-like teeth, and researchers have changed its name to Dimetrodon borealis -- marking the ...