Parema meelega lendaksin!
Pea-aegu hoiab kõrgust: http://www.youtube.com/watch?v=0E77j1imdhQ http://www.youtube.com/watch?v=GK8x9-78tcM http://www.youtube.com/watch?v=DM9GJ3JOJv0
http://www.gizmag.com/snowbird-ornithopter/16445/
