A hundred and fifty million years ago, an aging Stegosaurus lay down for the last time, settling in the mud of what is now northwestern Colorado. It had lived a comfortable life by dinosaur standards, ...
A Stegosaurus fossil from the Late Jurassic period broke a record Wednesday after being sold for over $40 million during a live auction. A mounted Stegosaurus skeleton dubbed "Apex" was bought for $44 ...
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