Toothless flying reptiles from the pterosaur family Azhdarchidae dominated the skies during the Upper Cretaceous, between 100 and 60 million years ago, according to paleontologist Dr Alexander Averianov. Life restoration of a group of giant azhdarchids, Quetzalcoatlus northropi, foraging on a Cretaceous fern prairie. Image credit: Mark Witton / Darren Naish. Azhdarchidae are the most successful and stratigraphically youngest group of pterosaurs. The...
