Arizona fossils reveal an ecosystem in flux early in the age of dinosaurs – Reuters

  1. Arizona fossils reveal an ecosystem in flux early in the age of dinosaurs  Reuters
  2. 200 million year-old jawbone revealed as new species  BBC
  3. North America’s oldest pterosaur, a winged reptile, discovered in Arizona  The Washington Post
  4. A Bone Bed From the Dawn of the Dinosaurs Has Revealed the Oldest Known Pterosaur Found in North America  Smithsonian Magazine
  5. Arizona fossil find reveals an ecosystem in flux  RTE.ie

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