Grey-barred Wren
Campylorhynchus megalopterus
The gray-barred wren is 17 to 19.5 cm (6.7 to 7.7 in) long and weighs 32.8 to 33.5 g (1.16 to 1.18 oz). Both sexes of the nominate have a grayish crown with a black center, a black and white striped nape, and black shoulders and back barred with white. Their throat and chest are white with black spots and the flanks buff with blackish bars. C. m. nelsoni is the smaller of the subspecies and its underparts' spots and bars are grayish brown. The juvenile has a solid brown cap and is buff and brownish overall with no bars on the back and no spots on the chest. Voice: The gray-barred wren's song is "a rapid harsh chatter" ; both sexes sing in duet. Its call is "a harsh 'karrr'" .
ID text from Wikipedia, CC BY-SA 4.0
Russet-naped Wren
Campylorhynchus humilis
The adult russet-naped wren has a reddish brown crown, blackish lores and eyestripe, and a white supercilium. Its nape and back are chestnut and its tail is gray-brown with darker bars and a white tip. Its chin and throat are white, the chest pale buff, and its belly a darker buff with faint blackish bars on the flanks. The juvenile is similar but its supercilium is buffy white, the back a duller chestnut, and the markings on the back less distinct. Voice: An example of the russet-naped wren song is . An example call is .
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Grey-barred Wren and Russet-naped Wren.