125-million-year-old cretaceous ‘furball’ is oldest known mammal
ksl.com
A rodent-like specimen that walked on Earth 125 million years ago is the oldest mammal discovered yet.
LEARN MORE ABOUT THE UTAH GEOLOGICAL SURVEY
The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Data Management, Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and Paleontology.