








About the Olive-backed Foliage-gleaner
The olive-backed foliage-gleaner is a species of bird in the Furnariinae subfamily of the ovenbird family Furnariidae. It is found in every mainland South American country except Argentina, Chile, Paraguay, and Uruguay.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
ID tip
The olive-backed foliage-gleaner is 18 to 19 cm (7.1 to 7.5 in) long and weighs about 27 to 40 g (0.95 to 1.4 oz). It is a fairly large member of its genus and has a heavy bill. The sexes have the same plumage. Adults of the nominate subspecies A. i. infuscatus have a mostly blackish brown face with faint reddish streaks on the ear coverts and grizzled blackish brown and buff lores. Their forehead is blackish brown with wide but inconspicuous rufescent brown streaks that become faint on the dark brown crown. They have a vague dark brown collar with faint light brown streaks. Voice: The olive-backed foliage-gleaner's song is "a loud, fast, staccato, slightly descending rattle, 'tchi-r-r-r-r-r-r-r-r-r-r-r-r-r-r-r' ". Its calls include "a sharp 'chik-uh' or 'chík-wuk' " and "chik-qwaah".
Text from Wikipedia, licensed CC BY-SA 4.0.
What the Olive-backed Foliage-gleaner sounds like
Where it lives
When to see it
Peak activity in July · a resident species across most of its range
Easily confused with
Para Foliage-gleanerAutomolus paraensisThe Para foliage-gleaner is 18 to 19 cm (7.1 to 7.5 in) long and weighs 32 to 41 g (1.1 to 1.4 oz).
Brown-rumped Foliage-gleanerAutomolus melanopezusThe brown-rumped foliage-gleaner is 16 to 19 cm (6.3 to 7.5 in) long and weighs 27 to 32 g (0.95 to 1.1 oz).
Learn the Olive-backed Foliage-gleaner for real
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