Eric Walker added Beast of five teeth: Scientists unearth skunk that walked among dinosaurs to a number of topics

Eric Walker added Cretaceous–Paleogene boundary and Upper Cretaceous and a number of links to Cretaceous, and added Cretaceous to Geologic time scale (GTS) and Mesozoic

Eric Walker added Beast of five teeth: Scientists unearth skunk that walked among dinosaurs to Upper Cretaceous, and added Upper Cretaceous to Cretaceous