As in other early birds , such as Microraptor , Anchiornis had large wings , made up of flight feathers attached to the arm and hand ( as in modern birds ) as well as flight feathers on the hind legs , forming an arrangement of fore and hind wings . As in other early paravians such as Microraptor , Anchiornis had large wings , made up of pennaceous flight feathers attached to the arm and hand ( as in modern birds ) as well as flight feathers on the hind legs , forming an arrangement of fore and hind wings .