four-winged dinosaurs

Ancient birds once had four wings
In 2003, some Chinese scientists discovered fossils of 6 flying dinosaurs. These dinosaurs have two wings in the body and two wings on the legs, Newscientist reports. They call
The predatory dinosaur has four wings
US scientists have announced the discovery of a four-winged small feathered dinosaur that helps it to optimize aerial navigation, UPI said on November 6.