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Fossilized Vomit Reveals a Surprising Secret About Plesiosaur Behavior
Unusual fossils from an ancient North Sea delta may reveal where plesiosaurs fed. Fossilized vomit is not the kind of evidence paleontologists usually dream about finding. But it may have revealed an unexpected part of plesiosaur behavior. More than 20 fossilized masses recovered from rocks beneath the North Sea contain shells and other hard remains [...]
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