Green-striped Brushfinch

The green-striped brushfinch is about 17 to 19 cm (6.7 to 7.5 in) long and weighs 31 to 39 g (1.1 to 1.4 oz). The sexes have the same plumage. Adults have a black crown with a wide yellowish olive-green stripe in the middle. They have a white spot above the lores and a wide olive-yellow supercilium on an otherwise black face. Their upperparts, wings, and tail are olive-green with yellow at the bend of the wing. Their throat and upper breast are white, their flanks olive-green, and the rest of their underparts grayish. Voice: The green-striped brushfinch's song is "a variable, often prolonged series of high, thin notes with slightly jerky, irregular rhythm ... ssi-ssi ssi ssi-ssi, ssi ssi-ssi ssi ssi-ssi ssi-ssi ssi-ssi-ssi, etc." and its call "a high, thin, sharp, ssii".