Family: Calcariidae (Longspurs)
Authority: (Townsend, 1837)
Red List Category
Recommended citation
BirdLife International (2024) Species factsheet: Chestnut-collared Longspur Calcarius ornatus. Downloaded from
https://datazone.birdlife.org/species/factsheet/chestnut-collared-longspur-calcarius-ornatus on 21/12/2024.
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 21/12/2024.