The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion
![The Maximum Number Of T. Rex To Ever Walk The Earth Was 1.7 Billion](https://assets.iflscience.com/assets/articleNo/68990/aImg/68003/t-rex-m.jpg)
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That's 800 million fewer than a previous estimate suggested.
![](https://eu-images.contentstack.com/v3/assets/blt949ea8e16e463049/bltd6f7d518d6fe276d/6468e817d00c52dfbe20fc53/T-Rex-Planet-Earth.png)
New study says 1.7 billion T-Rexes roamed the earth before going extinct
![](https://www.geo.tv/assets/uploads/updates/2023-05-18/488057_5932240_updates.jpg)
New research bites into old Jurassic era T-rex population estimates
![](https://scx2.b-cdn.net/gfx/news/2023/newly-discovered-primi.jpg)
Newly discovered, primitive cousins of T. rex shed light on the end of the age of dinosaurs in Africa
![](https://scx2.b-cdn.net/gfx/news/2022/the-discovery-of-two-g.jpg)
The discovery of two giant dinosaur species solves the mystery of missing apex predators in North America and Asia
Giganotosaurus vs T. rex, who is the deadliest predator? - Quora
Is there any solid evidence that Tyrannosaurus Rex actively hunted and killed adult Triceratops? - Quora
![](https://static.scientificamerican.com/sciam/cache/file/E4F45E58-D46C-488B-908303458217555C_source.jpg?w=1200)
Fewer T. rex walked the Earth than previous estimated, new study, rex
![](https://akm-img-a-in.tosshub.com/indiatoday/images/bodyeditor/202104/000_1OW0BA-1200x2060.jpg?UksIVZT9X1f3JuKfk5_jlsX4pWTYYzpp?size=750:*)
2.5 billion T rex roamed Earth, but not all at once
![](https://images.theconversation.com/files/395198/original/file-20210415-17-2ziwwa.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip)
How many 'Tyrannosaurus rex' walked the Earth?
![](https://images.english.elpais.com/resizer/IZZa9r6HOrxJ-fIFx2fztwCAU1c=/1200x0/cloudfront-eu-central-1.images.arcpublishing.com/prisa/Z22HGXVZE5HLXCQ4IAMZR2634A.jpg)
Dinosaurs: Why did 'T. rex' have such tiny arms?, Science, rex
![](https://dims.apnews.com/dims4/default/16676f4/2147483647/strip/false/crop/3000x2051+0+0/resize/1486x1016!/quality/90/?url=https%3A%2F%2Fstorage.googleapis.com%2Fafs-prod%2Fmedia%2F30e8e24857da4370b84256c70f984aa7%2F3000.jpeg)
Study: 2.5 billion T. rex roamed Earth, but not all at once
What if T-Rex were still alive? - Quora
Was the tyrannosaurus rex the largest predator of its time? If not, what was the largest predator of its time and how big was it? - Quora
![](https://scx1.b-cdn.net/csz/news/800a/2022/tyrannosaurus-rex.jpg)
Tyrannosaurus rex - Page 7 - Carnivora