AN EXTREMELY RARE FLYING DINOSAUR Pterodactylus kochi Jurassic Sölnhofen,...

flying dinosaurs pterodactylus dinosaur enabled active rare sölnhofen fossils sought flourished well-articulated upper unique extinction jurassic inches make kochi germany quarries rarely skull length measuring great pterosaur construction hollow bones represents finds displaying sharp fine small claws plate period vertebrates process transaction clearly different reptiles warm blood million years cretaceous lightweight specimen excellent pointed preservation feet matrix coat vanished extremely delicate preserved spectacular features teeth quality seen presented characteristics hair pterosaurs