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Newly Discovered Fossil Tracks May Rewrite Early History of Reptiles


Fossilized claw tracks discovered in Australia show that the animal group that includes reptiles, mammals and birds formed earlier than expected

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Fossil Tracks Found in Australia Push Back Origin of Reptiles by 35 Million Years

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Fossil claw marks show reptiles arose much earlier than thought

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Fossil tracks show reptiles appeared on Earth up to 40 million years earlier