Tyrannosaurus rex may have been three separate species, say scientists

Researchers have controversially argued there is enough variation in samples to point towards three species of Tyrannosaur, not one.

Newly discovered dino may be tyrannosaur 'missing link

They Want to Break T. Rex Into 3 Species. Paleontologists Aren't Pleased. - The New York Times

Tyrannosaurus rex sale prompts roar of anger from scientists

New controversial study says the T. rex was actually three species

Researchers now have an estimate for just how many T. rex once roamed Earth

Tyrannosaurus rex may have been three species, scientists claim

Tyrannosaurus rex may have been three separate species, say scientists, rex

Study Refutes Controversial Research That Divided the T. Rex Into Three Species, Smart News

Tyrannosaurus rex may have been misunderstood

T-rex reigns as king of dinosaurs

T-Rex Could Actually Be Three Separate Dinosaur Species, Says Study

T.rex is the only Tyrannosaurus species, say scientists - BBC Newsround

This controversial paper says T. Rex is really three different species