新发现的似鸟恐龙与鸟类无关，飞行能力独立演化

Palaeontology Bird-like dinosaur was unrelated to birds James Woodford A REMARKABLE and near-complete feathered dinosaur fossil discovered in China has many of the same adaptations for flight found in birds, but probably evolved them independently. Ji Qiang at Hebei GEO University and his colleagues examined the 57-centimetre-long fossil, complete with plumage, teeth, wings and articulated spine. The specimen, found in Liaoning, China, is between 100 million and 145 million years old. The researchers determined that the dinosaur was a new species, which they named Norellraptor barsboldi. It belongs to a group of small dinosaurs with both feathers and wings known as microraptorines. …