Science Memes on Instagram: "Quetzalcoatlus, named after the Aztec feathered serpent god Quetzalcoatl, was one of the largest flying creatures to ever exist! Living around 68–66 million years ago during the Late Cretaceous period, this pterosaur had a wingspan of up to 40 feet, wider than a small airplane. Imagine this thing swooping down at you while you were out for a walk. . . . . . . . . . . . . . . . . . . . . . #sciencememes #sciencememe #science #dinosaur #paleontology"