A model of “Scotty,” a Tyrannosaurus rex discovered in 1991 near Eastend, Sask., in the Frenchman River Valley is pictured. Handout, Royal Saskatchewan Museum ...

Many dinosaur fans picture Tyrannosaurus rex as a massive, scaly, lumbering, upright monster. So, the recent discovery that he had a distant relative with feathers—the newly named Yutyrannus ...

But T. rex was also the last of its meat-tearing family. The earliest tyrannosaurs evolved about 166 million years ago. In ...

THE TYRANNOSAURUS Rex is regarded as the fiercest killer in the history of our planet, but its fearsome reputation has been somewhat undermind by recent claims it was actually covered in fluffy, fu… ...

“I think you can say that our feathered animal Yutyrannus at least increases the possibility that Tyrannosaurus rex was feathered as well, but it’s not a resolved question by any means ...

The theory that dinosaurs may have had feathers is a matter of debate among paleontologists; for example, fossils of the 9-meter-long Yutyrannus, a relative of the Tyrannosaurus rex, were found ...

(AP / J. Scott Applewhite) EDMONTON - Research suggests Tyrannosaurus rex and some of its close relatives were covered in tiny scales and not feathers as many scientists previously thought.

In the crowded field of dinosaur non-fiction books, Mega Rex stands out. This guide is expertly written by Scott Persons, the paleontologist who led the first research study of the largest and oldest ...

Robert Reisz, a professor at the University of Toronto who specializes in vertebrate paleontology, says Tyrannosaurus Rex likely had lips to cover its sharp, jagged teeth. "All the evidence right ...

Members of an international research team, including paleontologists from the University of Alberta, know what it's like to touch a Tyrannosaurus rex. Scott Persons, a paleontology fellow at the ...