On a summer day in July 2025, UA Museums paleontologist Dr. John Friel was scanning the gravel bars of a Greene County creek when he stumbled on an unexpected prize. Buried among the river pebbles, he ...
20hon MSN
Dianosaur, snake or lizard? 242-million-year-old reptile discovered with bizarre teeth and skull
Scientists unearthed a 242-million-year-old fossil, Agriodontosaurus helsbypetrae, in Devon, pushing back the origins of lepidosaurs. This reptile, the oldest known of its kind, challenges previous ...
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