Grey-bellied Spinetail
Synallaxis cinerascens
The grey-bellied spinetail is 13.5 to 15 cm (5.3 to 5.9 in) long and weighs 10 to 14 g (0.35 to 0.49 oz). The sexes have the same plumage. Adults have blackish lores and a faint gray line behind the eye on an otherwise gray-brown face. Their forehead is dark grayish brown, their crown dark brownish olive, and their back, rump, and uppertail coverts are richer brown. Their wings are mostly rich reddish chestnut. Their tail is dark chestnut; the tips of the feathers have no barbs giving a spiny appearance. Voice: The grey-bellied spinetail's song is a "very high, piercing 'weeet-sweet' " whose first note is higher than the second.
ID text from Wikipedia, CC BY-SA 4.0
Stripe-breasted Spinetail
Synallaxis cinnamomea
The stripe-breasted spinetail is 14 to 16 cm (5.5 to 6.3 in) long and weighs 15 to 23 g (0.53 to 0.81 oz). It has one of the shortest tails of genus Synallaxis. The sexes have the same plumage. Adults of the nominate subspecies S. c. cinnamomea have a faint pale supercilium on an otherwise dull rufous face. Their crown, nape, back, rump, and uppertail coverts are rich brown. Their wings are rufous-chestnut with blackish tips on their flight feathers. Their tail is rich brown; it is graduated and the ends of the feathers lack barbs giving a spiny appearance. Voice: The stripe-breasted spinetail's song is two notes, of which the second is lower but rising, " a nasal, sharp 'chík-kweek' or 'chúrt-wert' " that is often repeated for long periods. Its calls are a "soft, whining 'peeeur' or querulous 'chew' ".
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: Grey-bellied Spinetail and Stripe-breasted Spinetail.