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

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

What we thought we knew about T-rex was wrong, researchers say in new study

T. rex may have had 2 equally terrifying sibling species, new research suggests

T. rex may have had lips like a modern lizard's

Researchers Identify Dinosaur Species 5 Times Larger Than Tyrannosaurus

Tyrannosaurus rex might be three different species - Big Think

The T. rex may have been three species, but geologists are not happy - The Oxford Scientist

The Dino That Looked T. Rex-y Long Before T. Rex

Should T. rex be 3 species? New study sparks fierce debate.

New Dinosaur Species Could Explain Tyrannosaurus Rex Evolution

Is the T. Rex Three Different Species?

Some dinos may have been as brainy as modern primates, controversial study argues, Science

Splitting T. Rex Into 3 Species Becomes a Dinosaur Royal Rumble - The New York Times

Should T. rex be 3 species? New study sparks fierce debate.

Study refutes claim that T. rex was three separate species