Fire-eyed Diucon
Pyrope pyrope
The fire-eyed diucon is 18.5 to 21.5 cm (7.3 to 8.5 in) long and weighs 31 to 50 g (1.1 to 1.8 oz). The sexes have the same plumage. Adults of the nominate subspecies have a dark gray crown, face, and upperparts. Their primary coverts and remiges are black with pale gray edges on the inner remiges. Their tail is dark gray with paler outer feathers and paler tips on the others. Their throat is very pale ashy gray with faint darker gray streaks. Their breast is a darker ashy gray, their belly grayish white, and their vent area white. Subspecies P. p. Voice: The fire-eyed diucon is not highly vocal. Its song is "short call notes terminating in a flourish...pt wheet whut T-T-wheeeooo". Its call has been described as "a quiet peet" and a "soft, subdued pit or whit", "a soft pt", and "a very brief and relatively high pitched tseet".
ID text from Wikipedia, CC BY-SA 4.0
White-crested Tyrannulet
Serpophaga subcristata
The white-crested tyrannulet is 11 cm (4.3 in) long and weighs 6 to 8.6 g (0.21 to 0.30 oz). The sexes have the same plumage. Adults of the nominate subspecies have a gray crown and nape with white central crown feathers that are usually hidden but sometimes raised as a crest. They have a thin white supercilium, a white partial eye-ring, and a dusky line through the eye on an otherwise grayish white face. Their upperparts are grayish olive. Their wings are dusky to blackish with pale buffy edges to most of the flight feathers and two whitish to pale buffy wing bars. Voice: The white-crested tyrannulet's song differs somewhat among the subspecies. That of the nominate is described as an "almost mechanical-sounding trill with few introductory rising notes, psee psee psee-e-e-e-e-e-e". It also makes a "slower, bubbly tweetweetweetweetweetwee, and occasionally other, more jumbled chatters". The song of S. s.
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: Fire-eyed Diucon and White-crested Tyrannulet.