New Chinese microraptor Jian changmaensis hints at the origins of gliding flight
A 120-million-year-old microraptor fossil from the Changma Basin in Gansu, China identifies a new species, Jian changmaensis, with a birdlike shoulder and long forelimbs that imply gliding or limited flight, expanding the geographic range and timeline of these feathered predators and offering clues about how avian flight evolved.