Bertoni's Antbird vs Dusky-tailed Antbird

Bertoni's Antbird

Drymophila rubricollis

Tiny10 gForest

Bertoni's antbird is 12.5 to 13.5 cm (4.9 to 5.3 in) long; one individual weighed 10 g (0.35 oz). Adult males have a black crown, a white supercilium, a wide black band through the eye, and white cheeks with black speckles. Their upperparts are mostly reddish yellow-brown with few black feathers, a (usually hidden) white patch between the scapulars, and a rufous rump. Their wings are brownish black with paler edges on the flight feathers and wide white tips on black coverts. Their tail is dark brown to blackish brown with wide white tips on the feathers. Voice: The song of Bertoni's antbird is a "series of about 6-10 thin, sharp notes, starting very high, descending steeply, and accelerating to drawn-out last two notes". It has been written as "cheep cheep cheep chip chip chewy chewy". Its calls "include long ...somewhat harsh and complaining notes in short series of 4–6, similar but harsher and longer...notes in triplets".

ID text from Wikipedia, CC BY-SA 4.0

Photo: filipeprates · CC BY 4.0

Dusky-tailed Antbird

Drymophila malura

Tiny13 gForest

The dusky-tailed antbird is 13 to 14.5 cm (5.1 to 5.7 in) long and weighs 11 to 13 g (0.39 to 0.46 oz). Adult males' head and neck are streaked with black and whitish gray. Their upperparts are gray with a white patch between the scapulars; the white feathers have black tips. Their flight feathers are brownish and their wing coverts blackish with white tips. Their tail is brownish gray. Their throat and breast are streaked black and white and their flanks and crissum are olive-brown. Females' crown, nape, and sides of the neck have heavy dark brown and buff to olive-brown streaks. Voice: The dusky-tailed antbird's song is a "very high series starting with 'tsip tsip', then accelerating and slightly descending to a rattling trill." Its calls include "short...thin, buzzy (modulated), somewhat high-pitched notes, repeated after short intervals, and harsher note with clearer ending".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Marcelo Schmidt Roberti · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Bertoni's Antbird and Dusky-tailed Antbird.