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
Twitter December 20, 2016, CTO Adam Messinger announced that he too was leaving. Twitter has become internationally identifiable by its signature bird logo, or the Twitter Bird. The original logo, which was simply the word "Twitter", was in use from its launch in March 2006 until September 2010. It was accompanied by an image of a bird which was a piece of clip art created by the British graphic designer Simon Oxley. A slightly modified version with "Larry the Bird" next to the old logo succeeded the first style when the website underwent its first redesign. A tweet from an employee