Bird Guide

Chiriqui Foliage-gleaner vs Olive-backed Foliage-gleaner

Chiriqui Foliage-gleaner (Automolus exsertus)

Chiriqui Foliage-gleaner

Automolus exsertus

Small38 gForest

The Chiriqui foliage-gleaner is 18 to 20 cm (7.1 to 7.9 in) long and weighs 30 to 46 g (1.1 to 1.6 oz). It is a fairly large member of its genus and has a heavy bill. The sexes have the same plumage. Adults have a primarily dark brownish face with a bold buff eyering, faint reddish streaks on the ear coverts, and a slightly buffy malar area. Their crown and nape are dark brown with a faint blackish brown scallop pattern. Their back and rump are rich dark brown that blends to dark chestnut uppertail coverts. Voice: The Chiriqui foliage-gleaner's song is "a loud, harsh rattle lasting 2–5 seconds, repeated 10–30 times per minute". Its call is "a nasal rack or hard tchehrr.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Julia Pupko · CC BY 4.0
Olive-backed Foliage-gleaner (Automolus infuscatus)

Olive-backed Foliage-gleaner

Automolus infuscatus

Small33 gForest

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".

ID text from Wikipedia, CC BY-SA 4.0

Sonogram of the Olive-backed Foliage-gleaner
Recorded by Niels Krabbe · Call · Napo: 'Gareno (Guaponi) Lodge', Ecuador · CC BY-SA 4.0
Photo: Ben Hayden · CC BY 4.0

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Photos and recordings are credited to their authors under the licence shown. Full profiles: Chiriqui Foliage-gleaner and Olive-backed Foliage-gleaner.