To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 3 Rosette rearrangements during Drosophila axis elongation. Wild-type embryo expressing Spider:GFP. Time indicated in min:s, images acquired every 15 s. Anterior left, ventral down. Rosettes of 5 or more cells are highlighted in random colors. SEGGA: a toolset for rapid automated analysis of epithelial cell polarity and dynamics Dene L. Farrell, Ori Weitz, Marcelo O. Magnasco, and Jennifer A. Zallen Development 2017. 144:1725-1734; doi: 10.1242/dev.146837 Download Original Video