Slaty-capped Flycatcher
Leptopogon superciliaris
The slaty-capped flycatcher is 13 to 14 cm (5.1 to 5.5 in) long and weighs 9.5 to 14.8 g (0.34 to 0.52 oz). The sexes have the same plumage. Both subspecies show much plumage variation within them. Adults of the nominate subspecies have a slaty gray crown. They have white lores, a thin white supercilium, and a wide dusky to black crescent around the back of the otherwise mottled whitish face. Their back and rump are dark olive. Their wings are dusky with yellow-green edges on the flight feathers. Voice: The slaty-capped flycatcher's vocalizations apparently fall into three groups. Putative subspecies L. s. transandinus has a dawn song written as "pik..teerrrueet or pik...teerrrr". It also makes a "nagging-sounding two-part call, beginning with a sharply overslurred note and ending with a rapid trill Pik-trrrr" and a "short emphatic pit". L. s.
ID text from Wikipedia, CC BY-SA 4.0
Spectacled Tyrant
Hymenops perspicillatus
The spectacled tyrant is 13 to 16 cm (5.1 to 6.3 in) long and weighs about 20 to 25 g (0.71 to 0.88 oz). Adult males of the nominate subspecies are mostly black. Their primaries are mostly white with black bases and tips. They have bare, fleshy, green-tinged yellow skin around the eye that gives the species its English name. Adult females have a dark brown crown, a buffy or buff-white supercilium, pale lores, and a smaller eye-ring than males on otherwise mostly pale dusky face. Their back is dark brown with black streaks.
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: Slaty-capped Flycatcher and Spectacled Tyrant.