(260506) -- BEIJING, May 6, 2026 (Xinhua) -- This undated file photo provided by Xing Lida, an associate professor at China University of Geosciences (Beijing), shows a set of three-toed theropod dinosaur fossil tracks discovered in Xuanhua, north China's Hebei Province. TO GO WITH "Across China: Dinosaur tracks in N China suggest one of slowest meat-eaters" (Xinhua)
















