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Scientists uncover 'inside-out, legless, headless wonder' that lived long before the dinosaurs
Fossils of 444 million-year-old creatures whose bodies were preserved "inside-out" have been discovered in South Africa.
A rock sat in a school for years. Scientists say it’s a fossil jackpot.
A paleontologist discovered dinosaur footprints in the roughly 200 million year old boulder, which was donated to an ...