Collared Crescentchest
Melanopareia torquata
The collared crescentchest is 14.5 cm (5.7 in) long. Two unsexed specimens of M. t. rufescens weighed 16.5 and 18.0 g (0.58 and 0.63 oz). The nominate subspecies' back and rump are brown and the underparts buff. The crown of the head is gray brown. It has a narrow white supercilium edged with black, a rufous "collar" on the back of the neck, and a black band across the breast. Subspecies M. t. rufescens is almost identical but its crown is reddish brown. Both sexes of collared crescentchest sing year round, usually from atop a low shrub.
ID text from Wikipedia, CC BY-SA 4.0
Elegant Crescentchest
Melanopareia elegans
The elegant crescentchest is 14.5 cm (5.7 in) long. Males weigh 16.0 to 20.2 g (0.56 to 0.71 oz) and females 15.5 to 19.0 g (0.55 to 0.67 oz) Males of both subspecies have a black crown, nape, and mask and a creamy supercilium. The back and rump are olive-brown. Its throat is white or pale buff that is darker around the margins and a black "bib" is below it. The upper chest is dark chestnut fading to tawny on the flanks and belly. The nominate female is similar, but the crown is sooty and there is no dark chestnut on the chest. The female M. e. Voice: The elegant crescentchest's song is "a series of..."chuck" notes" . Its scold call is "a dry penetrating churr" .
ID text from Wikipedia, CC BY-SA 4.0

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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Collared Crescentchest and Elegant Crescentchest.