SW males sang more often than LW males in crickets Velarifictorus aspersus. Flying could have induced more investment in calling behaviour by LW males. Songs produced by dealate LW males and LW males after flying for 30 min were more attractive than those of SW males. Singing activity and female preference of wing dimorphic male cricket, Velarifictorus asperses. Abstract A trade‐off between flight and reproduction has been well studied in wing dimorphic female insects but less attention has been given to this trade‐off in males. In this stud...