Figure 4. Digitized flight track of a 4 day old virgin female Manduca sexta offered a potted tomato plant in the wind-tunnel bioassay. View is from the ceiling above the wind tunnel, looking down. Filled circle = start of digitized flight track; filled diamond = final landing spot; small arrow = direction of flight; large arrow = wind direction. This flight track is an example of directed flight by an older, virgin female.