150 million-year-old dinosaur footprints found in China
The marks were made between the Jurassic and Cretaceous periods. Experts think that one of the fossils might be from a species that hasn’t been named yet. Scientists think that the area may have attracted dinosaurs because there was water and trees there. Chinese researchers have found over 4,300 dinosaur footprints in Zhangjiakou, which is … Read more