Rufous-necked Wood Rail
Aramides axillaris
The rufous-necked wood rail is 29 to 33 cm (11 to 13 in) long and weighs about 300 to 325 g (11 to 11 oz). The sexes are alike. They have long, stout, yellow-green bills and red legs and feet. Adults' head, neck, and breast are rufous brown. Their nape and upper back are gray and the rest of the back olive brown to greenish olive. Their wings are greenish olive and chestnut. Their rump, tail, flanks, and undertail coverts are black. Their throat is white and their belly grayish brown. Juveniles are much duller overall. Their upperparts are like the adults' but duller. Voice: The rufous-necked wood rail's song has been described as "loud, irregularly paced kip and kow notes, e.g., kip-kow-kip, kow-kip-kow, kip-kowkip-kow, kow, kow, kow-kip". Pairs sing in duet "a strident series of musical notes...CHI burr... CHI burr... CHI burr....". They mostly sing at dusk and dawn but also at night. The species also makes "a cluck and kik in alarm".
ID text from Wikipedia, CC BY-SA 4.0

Slaty-breasted Wood Rail
Aramides saracura
The slaty-breasted wood rail is 34 to 37 cm (13 to 15 in) long; one male weighed 540 g (19 oz). The sexes are alike. Adults have a green bill with a bluish base, a red eye, and reddish- to yellowish brown legs and feet. Most of their head and their throat, breast, and belly are slate gray. Their nape and shoulders are chestnut, their back olive, and their tail black. Immatures and juveniles have not been described. Voice: The slaty-breasted rail mostly calls during the day. It makes a "ariety of loud, resounding, noisy cries, including 'po-quit kwaa kwaa kwaa', 'po-peek' and 'po-pereek'", often for many minutes and usually in a duet. Another vocalization is "an irritated, rapidly repeated series of 'quir' notes".
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: Rufous-necked Wood Rail and Slaty-breasted Wood Rail.