How many 'Tyrannosaurus rex' walked the Earth?

Using the incredible wealth of fossil data and a modern ecological theory, researchers estimated population density for the extinct apex predator.

Tyrannosaurus Rex Was the Tyrant Lizard King

Billions of T. rex existed on Earth – DW – 04/16/2021

New Study Reveals About 2.5 Billion T-Rex Walked The Earth Over A Couple Million Years! - Science

Dinosaur Predation in the Fossil Record - Digital Atlas of Ancient Life

In All of Time, 2.5 Billion Tyrannosaurus Rexes Have Roamed Earth, Smart News

Total T. Rex Population During Species' Existence Was 2.5 Billion

8 Facts About the Fearsome T. Rex

A whopping 2.5 billion fully grown T. rexes walked the Earth in the course of the species' existence, paleontologists found

Fewer T. rex walked the Earth than previous estimated, new study, rex

Where did the T.Rex live, and in what period? - Quora

T-Rex: Tyrannosaurus Dinosaur Facts and Information

Tyrannosaurus - Wikipedia

Two and a half billion T. rex dinosaurs once lived, study finds

No joke: Nearly half of Americans think dinosaurs STILL roam the Earth! - Study Finds