
The SciencesFebruary 1, 1981
Pterosaurs
Neither dinosaurs nor birds, these creatures were flying reptiles that endured for 135 mlllion years. The ones with wingspans of 12 meters are thought to have been the largest animals ever to fly

Pterosaurs
Neither dinosaurs nor birds, these creatures were flying reptiles that endured for 135 mlllion years. The ones with wingspans of 12 meters are thought to have been the largest animals ever to fly