Amazonian Pygmy Owl
Glaucidium hardyi
Voice: The main call of the Amazonian pygmy owl consists of repeated, short, high-pitched tweets.
ID text from Wikipedia, CC BY-SA 4.0
Andean Pygmy Owl
Glaucidium jardinii
The Andean pygmy owl is 15 to 16 cm (5.9 to 6.3 in) long. Males weigh 54.9 to 77.4 g (1.9 to 2.7 oz) and females 54.6 to 75 g (1.9 to 2.6 oz). It has two distinct color morphs; in one the head, most of the body, wings, and tail are dull dark brown with white markings and in the other the same areas are dark chestnut with buff markings. In both the crown has small white dots. They have white "brows" over yellow eyes, white "moustaches", and a broad white throat. Their nape has a black and white face-like pattern. Their backs have spots and the tail bars, white or buff respectively. Voice: The Andean pygmy owl's song is a "long series of rapidly delivered, evenly spaced 'poop' notes" that is sometimes preceded by two whistles.
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: Amazonian Pygmy Owl and Andean Pygmy Owl.