Movie 10

An example of left-right asymmetry in adult flies to probe inter-organ relationships. Directional looping of the male spermiduct (red) over the hindgut (blue). The ejaculatory bulb (green) is shown for reference on the right side of the XZ body axis. Stain: 0.1N iodine; slow scan at an image pixel size of 1.25 μm.