A well-preserved 6 to 4 million-year-old skull of a previously unknown species of prehistoric snow leopard from Tibet is the oldest big cat fossil ever found, according to paleontologists from China, Canada and the United States. Life reconstruction of Panthera blytheae. Image credit: Mauricio Antón. “This find suggests that big cats have a deeper evolutionary origin than previously suspected,” said Dr Jack Tseng from the American Museum of Natural...
