Recommended citation
BirdLife International (2024) Species factsheet: Black-billed Shrike-tyrant Agriornis montanus. Downloaded from
https://datazone.birdlife.org/species/factsheet/black-billed-shrike-tyrant-agriornis-montanus on 25/12/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 25/12/2024.