Codex on the Flight of Birds of a kite as seeking a wind current. When the winds are high, one will see the bird very high in the sky, but when the winds are low, the bird stays closer to the ground. Leonardo describes how a bird rests in the air, after flapping its wings to gain altitude, by gliding downward to the ground. Folio 6 contains multiple diagrams of birds flying and their bone structure, and all of the commentary is on flight and how birds fly the way that they do. Leonardo starts off by describing how a bird ascends or descends in different
Golden Sun Bird Jinsha Ruins Museum. In 2011, the city of Chengdu selected the Golden Sun Bird as the design for its logo. Golden Sun Bird The Golden Sun Bird () is an ancient artifact, unearthed in 2001 from the Jinsha Ruins in Chengdu City, Sichuan Province, China. It is a ring-shaped piece of foil, made of nearly pure gold. The pattern consists of four birds, flying in the same counterclockwise direction, located around the perimeter. The center is a sun pattern with twelve points. It is 12.5 cm in diameter, with a 5.29 cm inner diameter. It has a thickness of 0.02