Splitting T. Rex Into 3 Species Becomes a Dinosaur Royal Rumble - The New York Times
Tyrannosauridae - Wikipedia
T-Rex: Tyrannosaurus Dinosaur Facts and Information
Tiny T. rex fossils aren't a new species - they are just teenagers
Teenage T. Rex' skulls belong to different dinosaur, scientists say after decades of debate, Science & Tech News
Dinosaur Bone Study Reveals That Not All Giants Grew Alike
Tyrannosaur Paleobiology: New Research on Ancient Exemplar Organisms
Like Godzilla, but actually real': Study shows T. rex numbered 2.5 billion
Scientists propose Tyrannosaurus had three species, not just 'rex
The Tyrannosaurus rex May Have Had More Brains Than You Think
Tyrannosaurus rex may have been three species, scientists say, Dinosaurs
Newly Discovered Dinosaur Reveals How T. rex Became King of the Cretaceous
What we thought we knew about T-rex was wrong, researchers say in new study
Sue (dinosaur) - Wikipedia
The T. Rex May Have Been 70 Percent Larger Than Believed