About the Bolivian Brushfinch
The Bolivian brushfinch is a species of bird in the family Passerellidae, the New World sparrows. It is endemic to Bolivia.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
ID tip
The Bolivian brushfinch is about 17 cm (6.7 in) long and weighs about 21 to 22 g (0.74 to 0.78 oz). The sexes have the same plumage. Adults of the nominate subspecies have a blackish forehead and a rufous crown and nape. Their face is mostly blackish with a bright yellow spot above the lores and a yellow "moustache" with a blackish line below it. Their upperparts are blackish with a greenish wash on the rump. Their tail is blackish with olive feather edges. Their wings are blackish with olive edges on the flight feathers. Voice: The Bolivian brushfinch has a simple song written as "weew Chéééw! or cheuu tch-weééé. The species' calls include a "high zziiip".
Text from Wikipedia, licensed CC BY-SA 4.0.
Where it lives
When to see it
Peak activity in September · a variable species across most of its range
Easily confused with
Fulvous-headed BrushfinchAtlapetes fulvicepsThe fulvous-headed brushfinch is about 17 cm (6.7 in) long.
Rusty-bellied BrushfinchAtlapetes nationiThe rusty-bellied brushfinch is 17 to 19 cm (6.7 to 7.5 in) long and weighs about 40 to 43 g (1.4 to 1.5 oz).
Dusky-headed BrushfinchAtlapetes fuscoolivaceusThe dusky-headed brushfinch is 17 to 18 cm (6.7 to 7.1 in) long; two males weighed an average of 32.5 g (1.1 oz).
Learn the Bolivian Brushfinch for real
BeakBrain drills you on photos and calls until you can greet this bird by name in the field. Free to play, on any device.
Play BeakBrainEvery photo and recording on this page is credited to its author under the licence shown. Spotted a problem with this page, or have a better photo? Contribute.