Dinosaur origins pushed further back in time

The footprints date to the Early Triassic, some 250 million years ago The first dinosaur-like creatures emerged up to nine million years earlier than previously thought. That is the conclusion of a study on footprints found in 250 million-year-old rocks from Poland. Writing in a Royal Society journal, a team has named the creature that made them Prorotodactylus. The prints are small - measuring a

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[kowyoshi]

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