 Wing and tail feather of this bird species are broadly differentiated by yellowish-green color.While females of this species has black streaking on darker greyish-green upperparts, more clearly defined wing-bars than their male counterparts, paler yellowish throat and black flanked breast with streaking.Juveniles are duller green, tinged brownish-buff on upperparts, with duller rump, buff fringes to greater coverts and paler or heavily streaked underparts.