Jelski's Chat-Tyrant

Jelski's chat-tyrant is 12 to 12.5 cm (4.7 to 4.9 in) long. Adult males have a blackish brown crown and a yellow forecrown that continues and becomes white as a supercilium that extends far past the eye on an otherwise blackish brown face. Their upperparts are rufous-brown, especially on the rump. Their wings are dusky with rufous tips on the coverts that show as two bold wing bars. Their tail is dusky or brownish. Their throat and breast are gray, their belly rufous-tinged gray, and their crissum buffy. Adult females have buffier underparts than males, especially on the lower belly. Voice: The song of Jelski's chat-tyrant is "a high, squeaky tseee! ending with a krrr phrase when excited". Its calls are "squeaky chatters and descending high trills".