Feathers came from dinosaurs
Chinese and US scientists have found new evidence to support the theory that birds evolved from dinosaurs. Xu Xing, professor with the Institute of Vertebrate Paleontology and Palaeoanthropology
Chinese and US scientists have found new evidence to support the theory that birds evolved from dinosaurs. Xu Xing, professor with the Institute of Vertebrate Paleontology and Palaeoanthropology