To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Visualization of swimming C. atlantica taken from two orthogonal high speed cameras. Movies acquired at 600 frames per second and played back at 25 frames per second. A novel cylindrical overlap-and-fling mechanism used by sea butterflies Ferhat Karakas, Amy E. Maas, and David W. Murphy Journal of Experimental Biology 2020. 223:None-None; doi: 10.1242/jeb.221499 Download Original Video