5 Reasons the 66-Million-Year-Old Quetzalcoatlus Shouldn’t Have Been Able to Fly
Imagine a creature the size of a small aircraft soaring through prehistoric skies, its wings casting shadows as large as school buses on the ground below. This wasn’t science fiction – this was Quetzalcoatlus, the largest flying animal that ever lived. Standing as tall as a giraffe when grounded, with a wingspan that could stretch ...












