On Monday, November 16, 2015 at 3:21:20 AM UTC-6, wrote:
This drone filming in a mountain area, could have been a threat to some glider. Luckily an eagle decided to force it to land! :-)

http://www.popularmechanics.com/flig...nl&date=111315

You don't seem to be concerned about the damage the rotating props might have done to the eagle.