Pterosaur
Pterosaurs (/ˈtɛrəsɔːr, ˈtɛroʊ-/;[4][5] from Greek pteron and sauros, meaning “wing lizard”) were flying reptiles of the extinct clade or order Pterosauria. They existed during most of the Mesozoic: from the late Triassic to the end of the Cretaceous (228 to 66 million years ago[6]). Pterosaurs are the earliest vertebrates known to have evolved powered flight.…Read More