Citron-bellied Attila
Attila citriniventris
The citron-bellied attila is 18 to 18.5 cm (7.1 to 7.3 in) long and weighs 30 to 38 g (1.1 to 1.3 oz). The sexes have the same plumage. Adults have a dark gray crown and face. Their upperparts and tail are mostly rufous-brown with a paler cinnamon-rufous rump. Their wings are dusky. Their throat is grayish white. Their underparts are mostly bright ochraceous that is yellower on the belly; the lower throat and breast have faint dusky streaks. They have a dark reddish brown iris, a grayish maxilla, a gray-tipped pinkish mandible, and gray legs and feet. Voice: The citron-bellied attila's song is "a series of 4–6 loud, rapid and slightly rising whee whistles followed by lower-pitched wu". It also makes "a flat-pitched whee-whee-whee-whee-whee".
ID text from Wikipedia, CC BY-SA 4.0
Rufous-tailed Attila
Attila phoenicurus
The rufous-tailed attila is about 18 cm (7.1 in) long and weighs about 32 to 34.5 g (1.1 to 1.2 oz). The sexes have the same plumage. Adults have a dark gray crown, face, and nape. Their upperparts are mostly deep rufous with slightly paler uppertail coverts and tail. Their wings are mostly deep rufous with blackish primaries. They have a small whitish area just below the bill. Their throat and underparts are mostly cinnamon-rufous with a wide band of deep rufous across the breast; the band has indistinct edges. They have a dark iris. Voice: The rufous-tailed attila's song is a "short, quick series of 4 fluted fee-fee-fifi notes, the 1st 3 rising in pitch the fourth falling off".
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: Citron-bellied Attila and Rufous-tailed Attila.