Billions of T. rex likely roamed the Earth, paleontologists report
![](https://i.natgeofe.com/n/e889a64b-8c08-4482-abbb-0992f7a3b1e9/NationalGeographic_2626949_2x1.jpg)
The iconic predator’s estimated abundance means the T. rex fossils we have today are exceedingly rare.
![](https://i.dailymail.co.uk/1s/2021/12/01/10/51192419-0-image-a-24_1638353557251.jpg)
Tyrannosaurus rex discovered in Montana had bone disease in its jaw 68 million years ago
![](https://i2.wp.com/www.mercurynews.com/wp-content/uploads/2021/04/GettyImages-187783747.jpg?fit=620%2C9999px&ssl=1)
Billions of T.rex dinosaurs roamed North America, study shows
![](https://www.amnh.org/var/ezflow_site/storage/images/media/amnh/images/explore/news-and-blogs/july-2013-news-and-blogs/andrewsarchus-skull/1020271-1-eng-US/andrewsarchus-skull_full_610.jpg)
THe Sherassic Park - A PaLeontologic adventure, Page 2
![](https://static01.nyt.com/images/2022/08/02/science/25sci-trex1/25sci-trex1-superJumbo.jpg)
Splitting T. Rex Into 3 Species Becomes a Dinosaur Royal Rumble - The New York Times
![](https://static.wikia.nocookie.net/jurassicpark/images/4/42/Jurassic_Park_Tyrannosaurus_Rex.png/revision/latest?cb=20220425020331)
Tyrannosaurus rex: The world's most popular dinosaur, Dinosaurs
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Michael Greshko's Portfolio
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Study: 2.5 billion T. rex roamed Earth, but not all at once
Tyrannosaurus rex: The world's most popular dinosaur, Dinosaurs
![](https://scitechdaily.com/images/Styracosaurus-With-Tyrannosaurus-Rex.jpg)
Paleontologists Believe 2.5 Billion T. rex Roamed the Earth Over the Cretaceous Period
![](https://cowboystatedaily.imgix.net/Jane-1.7.24.jpg)
Research Resurrects Dinosaur Debate Over 'Baby T. Rex' That Roamed Wyoming
![](https://i.natgeofe.com/n/b6614ac1-972a-4838-9ef1-9dd68db576d3/The_call_of_Phorusrhacos_longissimus_4x3.jpg)
Billions of T. rex likely roamed the Earth, paleontologists report
![](https://i.ytimg.com/vi/x8ilXFJ8Ta0/maxresdefault.jpg)
Tyrannosaurus rex: The world's most popular dinosaur, Dinosaurs
![](https://pbs.twimg.com/media/Ege6nOGU8AgPF4B.jpg)
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