Archived posting to the Leica Users Group, 2014/01/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I wonder if it is a high frequency low amplitude version of the Kestrel's low frequency high amplitude talent. I will never forget seeing this demonstrated by a staff member at a raptor centre. He moved the hand on which a Kestrel was perched at least 3 inches in every direction and the kestrel's head remained stationary in space and its gaze did not flicker. It was amazing to see! Frank D. >> What continues to amaze me about hummingbirds is how they can keep their >> head perfectly still while everything else is shaking at 60 Hz. > > >how do they do it Doug, do they have a gyroscope in their heads? > > >s > > > >> >> Doug Herr >> Birdman of Sacramento >> http://www.wildlightphoto.com >> >> >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information > > >_______________________________________________ >Leica Users Group. >See http://leica-users.org/mailman/listinfo/lug for more information > > >