Rusty-margined Flycatcher
Myiozetetes cayanensis
The rusty-margined flycatcher is 16.5 to 18 cm (6.5 to 7.1 in) long and weighs 22 to 29.5 g (0.78 to 1.0 oz). The sexes have the same plumage, though females average slightly smaller than males. Adults of the nominate subspecies M. c. cayanensis have a dark sooty brown to blackish brown crown with a mostly hidden bright yellow to golden-orange patch in the center. The have a white supercilium that begins on the forehead and extends far past the eye; the rest of their face is dark sooty brown to blackish brown. Their upperparts are plain brown to olive-brown. Voice: The rusty-margined flycatcher's dawn song is "a repeated fwee, sometimes with short couplet or additional note added". Its most common call is "a thin, whining, almost plaintive peeeeeeeea or wheeeeee" that may be repeated several times. Other calls include a "loud and emphatic uuuuureeeéét-éét-éét or too-eeéet" and a "quick rolling series of keé-wit tis-u or chew-chewit" notes.
ID text from Wikipedia, CC BY-SA 4.0
Social Flycatcher
Myiozetetes similis
The social flycatcher is 16 to 18.5 cm (6.3 to 7.3 in) long and weighs 24 to 27 g (0.85 to 0.95 oz). The sexes have the same plumage, though females average slightly smaller than males. Adults of the nominate subspecies M. s. similis have a dark gray to brownish gray head with a mostly hidden bright red to orangish red patch in the center of the crown. They have a wide white supercilium that begins on the forehead and extends far past the eye. Voice: What is thought to be the social flycatcher's dawn song is a "shrill note repeated several times, sometimes followed by longer and continuously repeated series, seeu, seeu, see-u-chú, sree, sree, sree si-si-chuhr, or shorter but still repeated chirrrr". It also makes "a shrill and piercing seeá, tcheiit or see-yh!
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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