Dog-sized scorpion terrorized the seafloor some 400 million years ago

Figures showing the fossils found and a drawing of what this monster scorpion looked like. Nanjing Institute of Geology and

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This giant 400 million-year-old scorpion measured more than 3 feet long

Figures showing the fossils found and a drawing of what this monster scorpion looked like. Nanjing Institute of Geology and

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