Fasciated Wren

The fasciated wren is approximately 19 cm (7.5 in) long; one female weighed 24.9 g (0.88 oz). Both sexes of the nominate have a gray crown, grayish supercilium, and dark gray shoulders, back, and rump. The shoulders have whitish speckles and the rump whitish bars. The tail is barred off-white and blackish brown. The chin is off-white with darker streaks. The whitish chest and belly have heavy dark gray spots and the flanks are barred with dark gray. C. f. pallescens is paler with less distinct markings on the underside. The juvenile also has less well defined markings on its underside. Voice: The fasciated wren is a duet or group singer. Its song is "a series of harsh churring notes interspersed with gurgling notes" . Its call is "a harsh 'churr'" .