substage of immediately preceded by immediately precedes developmental stage adult stage A1 adult stage A2 Stage, shortly after eclosion, during which the wings expand. During wing expansion, the abdomen pulsates and the hind legs stroke the wings vigorously for several minutes at a time. The stage ends when the wings are folded down over the abdomen, which has become broader and shorter, and the wing cuticle has lost its folds. The stage lasts around 15 minutes at 25'C. FBdv:00005371 Temporal ordering number - 790. adult stage II FBdv:00005374 FlyBase_development_CV adult stage A3 immature adult stage