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BirdLife International (2023) Species factsheet: Glaucidium bolivianum. Downloaded from http://datazone.birdlife.org/species/factsheet/yungas-pygmy-owl-glaucidium-bolivianum on 29/05/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from http://datazone.birdlife.org on 29/05/2023.