Checker-throated Stipplethroat
Epinecrophylla fulviventris
The checker-throated stipplethroat is 10 to 11 cm (3.9 to 4.3 in) long and weighs 8.5 to 11.5 g (0.30 to 0.41 oz). The sexes have nearly identical plumage. Males have a mostly gray face and a black throat with large white spots. Females have a mostly brownish buff face and throat. Adults of both sexes have a gray-brown crown and upperparts and a reddish tail. Their wing coverts are blackish brown to olive-brown with yellow-ochre tips and their flight feathers are reddish. Their breast is gray and the rest of their underparts are brownish buff that is darker towards the vent area. Voice: The checker-throated stipplethroat's song is a "series of abrupt, countable, almost stacatto notes...variable in pace, pitch and intensity, but often accelerates and intensifies initially and decelerates and dies off slightly at end. It has been further described as "a descending series of high-pitched notes, 'seee, seee, seeu, seeu' ". Its calls include "a fast rattle and a 'peeyk' note".
ID text from Wikipedia, CC BY-SA 4.0

White-bellied Antbird
Myrmeciza longipes
The white-bellied antbird is about 15 cm (5.9 in) long and weighs an average of about 28 g (0.99 oz). Adult males of the nominate subspecies M. l. longipes have a cinnamon rufous crown, upperparts, wings, and tail. They have a hidden white patch between their scapulars. Their lesser wing coverts have white or pale buff edges and sometimes cinnamon tips. The sides of their head, their throat, and their upper breast are black and bordered with slate gray. Their lower breast and belly are white, their flanks tawny or buffy, and their undertail coverts tawny. Voice: The male white-bellied antbird's song is "a bright, ringing crescendo of 15-25 loud, rapid jeer notes...descending, trailing off, and ending in a few chew notes on same pitch". Females sing a similar though shorter song. The species' calls include "a short, liquid rattle" and a "long...thin, downslurred whistle, sometimes abbreviated".
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: Checker-throated Stipplethroat and White-bellied Antbird.