To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 7 The same lGMR>GCaMP6m/+ pupal retina from Movie 6 imaged one day later (Fig. 5). Calcium waves facilitate and coordinate the contraction of endfeet actin stress fibers in Drosophila interommatidial cells Donald F. Ready, and Henry C. Chang Development 2021. 148:None-None; doi: 10.1242/dev.199700 Download Original Video