Short-crested Flycatcher
Myiarchus ferox
The short-crested flycatcher is about 18 cm (7.1 in) long and weighs 21 to 34 g (0.74 to 1.2 oz). The sexes have the same plumage. Adults of the nominate subspecies M. f. ferox have a smoky brown crown and upperparts; the crown has a slight crest. Their face is otherwise gray. Their wings are mostly dark brown with whitish yellow to grayish outer webs on the tertials. The wing's greater and median coverts have wide paler fuscous brown tips that show as two wing bars. Their tail is dark smoky brown with rufous edges on the feathers that quickly wear away. Voice: The short-crested flycatcher's song, given both at dawn and during the day, is "hort, slowly vibrato-modulated whistles given infrequently". It has also been described as a "short, fine prrrrih trill". Its calls include "rasping whistles, hiccups, and sometimes strident rattles".
ID text from Wikipedia, CC BY-SA 4.0
Swainson's Flycatcher
Myiarchus swainsoni
Swainson's flycatcher is 19.5 to 21 cm (7.7 to 8.3 in) long and weighs about 21 to 38 g (0.74 to 1.3 oz). The sexes have the same plumage. Adults of the nominate subspecies have a dull olive gray-green crown and upperparts with slightly browner uppertail coverts. The crown feathers form a slight crest. Their wings are mostly brown with rufous outer edges on the primaries. The secondaries and tertials have pale whitish yellow outermost webs and the tertials dirty white to rufous innermost webs. Their greater and median wing coverts have wide fuscous gray tips. Their tail is brown. Voice: The dawn song of Swainson's flycatcher is "alternated mournful whistles, huit notes and more complex phrases". Its typical call is also a mournful whistle.
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: Short-crested Flycatcher and Swainson's Flycatcher.