Agile and vicious Nanotyrannus was not just a teenage T. rex

By Will Dunham WASHINGTON (Reuters) -At the twilight of the age of dinosaurs, an agile and vicious predator named ...

This tiny T. rex is actually a new species

Specifically, whether or not certain fossils found in Montana belonged to a young Tyrannosaurus rex or a completely separate, ...

‘Dueling dinosaurs’ fossil forces a radical rethink of T. rex remains

Researchers say they have uncovered a case of mistaken identity and found evidence of a species called Nanotyrannus lancensis.

Scientists may have solved the mystery of Nanotyrannus

After decades of fierce debate, researchers say fossils once thought to be juvenile T. rex actually belong to a separate, ...

What is a nanotyrannus? What scientists recently discovered about the much-debated dinosaur

A new study reveals that fossils once believed to belong to a teenage Tyrannosaurus rex may actually belong to a separate species ...

Meet Nanotyrannus, a Tiny Tyrannosaur Previously Mistaken for a Teenage T. Rex

Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This debate ...

Nanotyrannus declared a distinct tyrannosaur species, turning dinosaur research upside down

A long-standing dinosaur mystery has finally been solved, revealing surprising details about a small predator that once lived in the shadow of the mighty Tyrannosaurus rex.