Whether carnivorous dinosaurs had lips has long been the stuff of paleo-debate. A new study finds evidence that flesh covered the predators’ teeth. Tyrannosaurus rex and other carnivorous ...

The bone-shattering bite of a Tyrannosaurus rex could have crushed a car, delivering up to six tons of pressure to its hapless victims. But while multiple lines of evidence support this estimate ...

What did Tyrannosaurus rex eat? The obvious answer is “Anything it wanted,” but paleontologists have uncovered some surprises in the actual mealtime habits of the Cretaceous carnivore.

Detailed analysis of fossilized leg bones also suggest that this dinosaur icon had an intriguing survival strategy when food was scarce. “There’s still a lot to learn about dinosaurs, even a ...

T. rexes and other theropods first appeared in National Geographic in 1919. But each new discovery since brought a new look for these apex predators. Sporting a color palette straight out of the ...

You might be surprised by what dinosaur tongues can teach you. By comparing the small bones that stabilize the tongue from dinosaur fossils to those of modern birds and crocodilians, researchers ...

More than 66 million years ago, a “tyrant lizard king” ruled western North America: the fearsome predatory dinosaur Tyrannosaurus rex. But how large was this monarch’s royal family? Could ...

New scans of a tiny Cretaceous jaw and claw show the tyrant dinosaurs started out the size of a small dog. An illustration shows what Tyrannosaurus rex hatchlings may have looked like. The newly ...

Peter Makovicky, Paleontologist at the University of Minnesota and National Geographic Explorer It was once thought that T. rex and other small-armed carnivorous dinosaurs had no use for their ...

Juvenile tyrannosaurs selected their meals from the Cretaceous version of the kid’s menu, newly analyzed fossils show. While adult “tyrant lizards” were bone-crushers, capable of hunting ...

It all started with a claw. While scouring Argentina’s La Colonia Formation for new dinosaur fossils, paleontologists noticed the single toe bone sticking out of the ancient rock. When they dug ...