Feathered dinosaur older than earliest bird

 作者:火踹     |      日期:2019-03-08 02:03:01
THE record for the oldest feathered dinosaur, which has stood since the discovery of Archaeopteryx, has finally fallen to an even older fossil unearthed in China. The find has already shed new light on the origin of birds. Spectacular feathered dinosaurs discovered in the last decade or so show clearly how a small group of theropod dinosaurs gave rise to the first birds, but these specimens are nearly all Cretaceous in origin, at least 20 million years younger than Archaeopteryx. Feathered dinosaurs pre-dating Archaeopteryx have remained elusive,