Despite the small area of its wings, the swirling [[vortice]]s produced when the wings collide provide additional lift. <ref> [http://www.geek.com/news/geeknews/2004Mar/gee20040405024594.htm Geek News FAQ] </ref> | Despite the small area of its wings, the swirling [[vortice]]s produced when the wings collide provide additional lift. <ref> [http://www.geek.com/news/geeknews/2004Mar/gee20040405024594.htm Geek News FAQ] </ref> |