The adult male has a grey crown, black eye mask and white throat.
The female has no black markings or grey crown.
The male has a white patch on the edge of the shoulders and a grey crown, which the female lacks.
The species have a gray crown and don't have any supercilium.
The head is white with a pale grey crown.
Western birds are generally smaller and have darker grey crowns.
The head has a grey crown, black line behind the eye, and the blue-black on the lower ear coverts.
The female can be distinguished by a greyer crown.
The male has a white face with a black spot behind the eye, white underparts and a grey crown.
It is dark brown above and orange-buff below, with a rufous grey crown.