This taxon is Not Recognised as a species by BirdLife International.
Recommended citation
BirdLife International (2024) Species factsheet: Zimmerius improbus. Downloaded from
https://datazone.birdlife.org/species/factsheet/zimmerius-improbus on 23/12/2024.
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 23/12/2024.