Bronze-olive Pygmy Tyrant
Pseudotriccus pelzelni
The bronze-olive pygmy tyrant is 11 to 11.5 cm (4.3 to 4.5 in) long and weighs 9 to 11 g (0.32 to 0.39 oz). The sexes have the same plumage. Adults of the nominate subspecies P. p. pelzelni have a mostly dark brownish-olive head, upperparts, and tail. Their crown is slightly darker than their back and has a bushy crest that is only rarely raised. Their wings are also dark brownish-olive, but with diffuse warmer brown edges to the coverts and inner flight feathers. Their chin and throat are creamy whitish, their breast and flanks olive, and their belly and undertail coverts creamy yellow. Voice: The bronze-olive pygmy tyrant is not very vocal. It makes "a shrill and high-pitched 'preeeeeeee', sometimes with a separate higher note at end" and also a "drier descending trill".
ID text from Wikipedia, CC BY-SA 4.0
Rufous-headed Pygmy Tyrant
Pseudotriccus ruficeps
The rufous-headed pygmy tyrant is about 11 cm (4.3 in) long and weighs 7 to 9 g (0.25 to 0.32 oz). The sexes have the same plumage. Adults have an entirely bright orange-rufous head and throat. Their upperparts are dark olive and their tail dull chestnut. Their wings are dark dusky with wide dull chestnut edges; the wings appear fully chestnut. The central Peruvian population has browner wings. Their breast and flanks are grayish olive and the center of their belly and their undertail coverts creamy yellow. Voice: The rufous-headed pygmy tyrant's song has been described as "a protracted and very high-pitched trill, at first descending, then ascending, 'tsi-i-i-i-i-i-e-e-e-u-e-e-e-i-i-i-i?' " and its call as "a sharp and drawn-out, rattled 'tzrrrrrrrrrrrr' ". The song has been similarly described a "a deep, descending trill followed abruptly by a rising, higher-pitched trill" grrrrrrew'REEEEEEE?
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
Learn this pair in the BeakBrain App
Photo and call practice. Coming soon to iPhone and Android.
Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Bronze-olive Pygmy Tyrant and Rufous-headed Pygmy Tyrant.