Guianan Warbling Antbird vs Yellow-breasted Warbling Antbird

Guianan Warbling Antbird

Hypocnemis cantator

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The Guianan warbling antbird is 11 to 12 cm (4.3 to 4.7 in) long and weighs 10 to 14 g (0.35 to 0.49 oz). Adult males have a black crown with a white central streak and a white supercilium on an otherwise black and white speckled face. Their upperparts are olive-gray with a white patch between the scapulars; the center of the patch has black and white speckles. Their rump is rufous. Their flight feathers are brown with yellowish olive-brown edges and their wing coverts black with white tips. Their tail is brown with pale buff tips to the feathers. Their throat is very pale gray. Voice: The male Guianan warbling antbird's song is "a series of clear notes ... that become raspy rather abruptly, ... accelerating and comprising a short initial note, then 2–6 notes of similar shape and peak frequency, but at a lower peak frequency than the short first note, before an abrupt shift to a third group of 1–4 similar notes at an even higher peak frequency than the initial note".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Jean-Paul Boerekamps · CC0

Yellow-breasted Warbling Antbird

Hypocnemis subflava

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The yellow-breasted warbling antbird is about 12 cm (4.7 in) long and weighs about 14 g (0.49 oz). Adult males of the nominate subspecies have a black crown with a white central streak and a white supercilium on an otherwise black and white speckled face. Their upperparts are gray with a white patch between the scapulars and heavy black and white speckling. Their flight feathers are gray-brown with yellowish olive-brown edges and their wing coverts black with white tips. Their tail is gray-brown with pale buff tips to the feathers. Voice: The yellow-breasted warbling antbird's song is written "chee cher-CHEER-cheer-cher-chrrr" and its call as "hrjzz hrjzzesh".

ID text from Wikipedia, CC BY-SA 4.0

Photo: (c) Rajan Rao, some rights reserved (CC BY), uploaded by Rajan Rao · cc-by

Photos and recordings are credited to their authors under the licence shown. Full profiles: Guianan Warbling Antbird and Yellow-breasted Warbling Antbird.