A kissable Tyrannosaurus rex? Scientists now think lips hid dinosaur's razor-sharp teeth Like a Komodo dragon, the Tyrannosaurus rex needed lips to preserve its fangs, a new study says.

The world’s understanding of the Tyrannosaurus rex as a fearsome-looking predator with a face of razor-sharp fanged teeth may soon need to shift. Similar to humans, the T. rex had lips that ...

Dinosaur teeth discovered by a now retired quarryman have revealed a community of prehistoric predators that lived around 135 million years ago in an ... sharp teeth and evidence of feathers.

Contrary to popular depictions of the king of dinosaurs—with razor-sharp fangs protruding from its jaw—a new study suggests the Tyrannosaurus rex’s fearsome teeth were hidden behind lizard ...

Its upper and lower jaws are stacked with razor-sharp teeth and, in fact, contain the most teeth ever found in an ancient ...

With sharp teeth and a long, bony tail, Archaeopteryx is a link to dinosaurs and modern-day birds. Leonello Calvetti/Science Photo Library via Getty Images In the past three decades, paleontologists ...

Then, in 1964, dinosaur expert John Ostrom discovered fossils of the dinosaur Deinonychus. It had a mouth full of sharp teeth with serrated edges like steak knives, long slender hands with three ...

Khankhuuluu mongoliensis lived roughly 86 million years ago and was an immediate precursor to the dinosaur lineage called tyrannosaurs ...

The study authors also inspected the teeth of other monitor lizards, crocodilians—the group that includes crocodiles, gharials, caimans, and alligators—as well as some fossilized dinosaur teeth.