I have to admit that people, especially children, have a fascination with dragons, be they more or less dinosaurian, bird-like or unicornian. I’ve always wondered from where this seemingly genetic-based “belief” in them comes. Until recently. For over 50 years now investigation has been ongoing into the nature of Quetzalcoatlus, a late Cretaceous winged behemoth with a likely 40-foot wingspan. With its wings “folded,” should humans have been present and not eaten trying to mount the...