Tyrannosaurus rex may have been known as the big guy around the Hell Creek Formation 66 million years ago, but a newly discovered species of raptor would have roamed the region as one of its most lethal predators.
A nasty little 66-million-year-old family secret has been leaked by a recently unearthed tyrannosaur bone. The bone has peculiar teeth marks that strongly suggest it was gnawed by another tyrannosaur. The find could be some ...
A much-anticipated study of an adolescent Tyrannosaurus rex is poised to help resolve long-standing controversies over the growth of tyrannosaurid dinosaurs.
The Tyrannosaurus rex and its fellow theropod dinosaurs that rampage across the screen in movies like Jurassic World were successful predators partly due to a unique, deeply serrated tooth structure that allowed them to easily ...
There once was a dinosaur, bigger than a T. rex, that swam with the sharks—and ate them for dinner.
(Phys.org) —In life, Tyrannosaurus rex usually got the best of the less fearsome duck-billed dinosaurs, or hadrosaurs: T. rex ate them.
A Tyrannosaurus rex is joining the dinosaur fossil collection on the National Mall on Tuesday after a more than 2,000-mile (3,200-kilometer) journey from Montana.
A 70 million year old fossil found in the Late Cretaceous sediments of Alaska reveals a new small tyrannosaur, according to a paper published in the open-access journal PLOS ONE on March 12, 2014 by co-authors Anthony Fiorillo ...
A broken T. rex tooth found in another dinosaur's tail bone offers the first hard evidence that the king of all meat-eating beasts hunted live prey, US paleontologists said Monday.
The mighty T. rex may have thrashed its massive head from side to side to dismember prey, but a new study shows that its smaller cousin Allosaurus was a more dexterous hunter and tugged at prey more like a modern-day falcon.