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'Dueling Dinosaurs' Fossil Upends Ideas About T. Rex

Summary by Futurity
A complete tyrannosaur skeleton has just ended one of paleontology’s longest-running debates—whether Nanotyrannus is a distinct species, or just a teenage version of Tyrannosaurus rex. The fossil, part of the legendary “Dueling Dinosaurs” specimen unearthed in Montana, contains two dinosaurs locked in prehistoric combat: a Triceratops and a small-bodied tyrannosaur. That tyrannosaur is now confirmed to be a fully grown Nanotyrannus lancensis—not…

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A complete skeleton solves decades of debate: Nanotyrannus existed alongside T. rex, expanding the vision of prehistoric biodiversity A team of paleontologists confirmed that a small tyrannosaur skeleton found in Montana, United States, belonged to an adult individual.With this finding, the team states that it resolved a prolonged debate among specialists about the identity of this prehistoric carnivore. According to its findings, in North Ameri…

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invdes.com.mx broke the news in on Monday, November 3, 2025.
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