Quetzalcoatlus is often described as a flying dinosaur, though it belonged to a separate group of ancient reptiles known as pterosaurs With a wingspan comparable to a small aircraft, it remains one of ...

Of all the prehistoric creatures that once filled the skies, you don’t get much bigger — or weirder — than the Quetzalcoatlus. “You’re talking an animal that stands up like a giraffe, the size of a ...