Yellow-throated Tinkerbird Pogoniulus subsulphureus Scientific name definitions

c. 9·5 cm; 7·5–13 g. Tiny, black, yellow and white tinkerbird. Both sexes with glossy blue-black crown to back; nominate race with yellow rump and yellow throat; pale yellow supercilia, thin yellow line across forehead extending into whiter moustachial stripe; flight-­feathers with whitish inner webs, pale yellowish edges; un­derparts pale yellowish, greying at sides. Distinguished from P. bilineatus by smaller size, yellow throat; from P. atroflavus by smaller size, yellow rump. Immature duller, upperpart feathers edged ­yellowish, base of bill yellowish. Race <em>flavimentum</em> less grey below , more olive-yellow, flanks buffy; <em>chrysopygus</em> greyish yellow below, with whiter throat, broader and more golden-yellow wing markings , and facial stripes white, not yellow.

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Editor's Note: Additional distribution information for this taxon can be found in the 'Subspecies' article above. In the future we will develop a range-wide distribution article.

Resembles that of P. bilineatus, but paused popping song higher-pitched, with sharp “pyop” as first note, song sets normally with 2–4 notes each; popping may be uttered in accelerating series for several seconds; also yipping, piping notes at 5–6 per second in paused series; and single “pyip” notes woven with multiple “yi-yi-yi” notes into varying series; nestlings give piping, tinkling notes.