Posted on March 3, 2016 by peteNo WONDER my #quadcopter is so hard to fly–this is complicated! ;) #AMNHSciCafe @AMNH (from my IG) No WONDER my #quadcopter is so hard to fly–this is complicated! 😉 #AMNHSciCafe @AMNH from my Instagram https://www.instagram.com/p/BCeHe_uOmLN/