To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Two male Anna's hummingbirds (Calypte anna) maneuvering during a competitive bout. The video was recorded at 640 x 480 resolution at 200 frames per second, and is played back at 30 frames per second. The entire encounter lasted just over 2 seconds. Individual variation and the biomechanics of maneuvering flight in hummingbirds R. Dakin, P. S. Segre, and D. L. Altshuler Journal of Experimental Biology 2020. 223:None-None; doi: 10.1242/jeb.161828 Download Original Video