Footprints in China show dinosaurs came in from the cold to rule the world, say scientists
A feathery coat and adaptation to extreme cold helped dinosaurs, even Tyrannosaurus, survive the end-Triassic mass extinction that wiped out reptiles: paper.
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A feathery coat and adaptation to extreme cold helped dinosaurs, even Tyrannosaurus, survive the end-Triassic mass extinction that wiped out reptiles: paper.