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Newly Described Fossil From Wyoming Sheds Light on When Frogs and Toads Lost Their Teeth

A fragment of upper jaw fossil from the Early Cretaceous is among the oldest examples of a toothless amphibian in the fossil record

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Newly Described Fossil From Wyoming Sheds Light on When Frogs and Toads Lost Their Teeth

To Bridge Heritage and Science, the Smithsonian’s Inclusive Education Programs Empower Learners Through Culture and Community

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