Well, a team of scientists unearthed ancient footprints that offer insight into how various prehistoric animals lived as far back as 50 million years. The National Park Service (NPS) called the ...

“These tracks offer a rare window into ancient ecosystems,” said Nicholas Famoso, the monument’s paleontology program manager. “They add behavioral context to the body fossils we’ve collected over the ...

Therapsids, the ancient relatives of mammals, once roamed Earth in great numbers during the middle to late Permian period.