Male: general plumage grey, underparts paler and sometimes washed with brown; forehead, crest,
check-patches and throat yellow; wing-coverts white; tall dark grey; bill dark grey; iris dark brown; legs grey.
Female: crown, crest and cheek patches dull yellow tinged with grey; ear-coverts dull orange; rump, lower
underparts and central tail feathers pale grey lightly marked with pale yellow; lateral tail-feathers yellow
irregularly barred with dark grey.