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'Dragon prince' dinosaur discovery 'rewrites' T.rex family tree
The dinosaur skeletons, found hidden in a museum collection in Mongolia, is an ancestor of the mighty tyrannosaurs.
The discovery, published in Nature, is a window into how tyrannosaurs evolved to become powerful predators that terrorised North America and Asia until the end of the reign of the dinosaurs. PhD student Jared Voris, who led the research with Prof Zelenitsky, explained: "They were these really small, fleet-footed predators that lived in the shadows of other apex predatory dinosaurs." The fact that this group of dinosaurs were able to move between North America and Asia - via land bridges that connected Siberia and Alaska at the time - also helped them to find and occupy different niches.
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