Coleoptera's sheath-triangular winglet with pointed sail at right angle; The slender strips of the two-wing germ stand in the center of the exposed space and are slightly separated. In this way, the molting posture has been set and is very stable. Began to metamorphose, the locust cracked a hole in its back, and its back arched slowly, and it arched bigger and bigger, and finally all of it arched out.
Then the back of the head arched, and other parts came out one after another, and the transformation was over. The locusts suffered a lot when they changed.