About 66 million years ago, the Cretaceous-Paleogene meteor impacted earth near the Yucatan Peninsula. This “extinction event” wiped out the dinosaurs and almost three-quarters of all living species. The prehistoric creatures had no idea…

About 66 million years ago, the Cretaceous-Paleogene meteor impacted earth near the Yucatan Peninsula. This “extinction event” wiped out the dinosaurs and almost three-quarters of all living species. The prehistoric creatures had no idea…