Over approximately 2.5 million years, North America likely hosted 2.5 billion Tyrannosaurus rexes, a minuscule proportion of which have been dug up and studied by paleontologists, according to a UC Berkeley study. (Image by Julius Csotonyi , courtesy
How Many T-Rexes Once Roamed the Earth? Maybe Billions
New study says 1.7 billion T-Rexes roamed the earth before going extinct
2.5 Billion T. Rex May Have Roamed Earth
Total T. Rex Population During Species' Existence Was 2.5 Billion
Multitudes of Tyrannosaurus rex in Cretaceous North America – Earth-logs
A whopping 2.5 billion fully grown T. rexes walked the Earth in the course of the species' existence, paleontologists found
Billions of T. rex existed on Earth – DW – 04/16/2021
Tyrannosaurus rex Science Museum of Minnesota
Explained: What new research tells us about the Tyrannosaurus Rex
The Thorny Problem of Tallying Every T. rex to Ever Live - Atlas Obscura
New study estimates shocking number of T. rexes in Earth's history
Almost 2 Billion T. Rexes Once Stomped the Earth
That's a lot of teeth': 2.5 billion T rex walked the earth, researchers find, Dinosaurs
It's really cool when you think about it how all the T.rex specimens we currently have could have been separated as much by thousands or even millions of years considering T.rex entire