It looks to me like differential wing strokes caused the turn
On Jul 16, 1:20*pm, " wrote:
What turned this bird around?
http://www.youtube.com/watch?v=ZGKZ5E3nCD8
3 seconds "realtime" slowed via high speed video
Was it the tail feathers that the bird used to make a 180 in mid
flight?
Three segments in the video, each segment progressively focusing in on
the 180 turn.