Exquisite fossils of Cretaceous shark solve mystery of how it hunted

Six full-body fossils of Ptychodus sharks have been formally analysed for the first time, revealing that they were fast swimmers that preyed on shelled creatures

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France ,Mexico ,Rennes ,Bretagne ,Romain Vullo ,University Of Rennes ,University Of London ,Wild Life ,Charles Underwood ,Animals ,Fish ,Palaeontology ,Fossils ,Sharks ,