Tiny T. rex fossils may be distinct species – but not everyone agrees
![Tiny T. rex fossils may be distinct species – but not everyone agrees](https://images.newscientist.com/wp-content/uploads/2024/01/02232240/SEI_185785716.jpg?width=1200)
Palaeontologists can’t agree on whether fossils from several small dinosaurs represent juvenile Tyrannosaurus rex or smaller adults of a separate species that lived alongside them
![](https://www.snexplores.org/wp-content/uploads/2020/01/010220_sp_t-rex_feat.jpg)
Small T. rex 'cousins' may actually have been growing teens
![](https://www.ctvnews.ca/content/dam/ctvnews/en/images/2024/2/14/tyrannosaurus-rex-1-6768515-1707925974175.jpg)
Dinosaurs: From first names to recent research
![](https://d.newsweek.com/en/full/2125118/shen-trex-skull.jpg?w=1600&h=1600&q=88&f=6b51f790edcadfc37ab26887d334a9a3)
Another T. Rex Is Being Auctioned, Horrifying Scientists Again
![](https://www.usatoday.com/gcdn/authoring/authoring-images/2024/01/06/USAT/72134871007-t-rex-fossils.jpg?crop=1797,1349,x0,y248)
Researchers suggest T-Rex fossils are another species. Not all agree
![](https://static01.nyt.com/images/2022/08/02/science/25sci-trex1/25sci-trex1-mediumSquareAt3X.jpg)
Splitting T. Rex Into 3 Species Becomes a Dinosaur Royal Rumble - The New York Times
![](https://th-thumbnailer.cdn-si-edu.com/TnIgQ4lKYDRrXhki83AuvZ58l6M=/1000x750/filters:no_upscale():focal(1000x667:1001x668)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/1c/27/1c27be95-836c-48bf-bdd3-ee585c5873c9/gettyimages-777490.jpg)
Why a New T. Rex Study Is Riling Up the Paleontology World, Smart News
![](https://static.srpcdigital.com/styles/1037xauto/public/2020/08/12/the_tyrannosaurus_rex_dubbed_sue_is_pictured_in_its_new_exhibition_suite_at_the_field_museum_in_chicago_illinois_us_in_this_photo_released_on_december_18_2018._handout_via_reuters.jpg)
British Fossil Hunters Find Bones of New Dinosaur Species, Cousin to T.Rex
![](https://i.natgeofe.com/n/9678bf29-1f1e-46fa-a312-8316f60f18ad/01-tyrannosaurus-rex.jpg)
Actually, You Could Have Outrun a T. rex
![](https://allthatsinteresting.com/wordpress/wp-content/uploads/2022/11/t-rex-skeleton.jpeg)
The T. Rex May Have Been 70 Percent Larger Than Believed
![](https://i.natgeofe.com/n/5fd0406a-4a05-43cc-aee6-8fba0e53d952/tyrannosaurus-juvie_01_202010161610_3x4.jpg)
First tyrannosaur embryo fossils revealed