Recommended citation
BirdLife International (2024) Species factsheet: Lapland Longspur Calcarius lapponicus. Downloaded from
https://datazone.birdlife.org/species/factsheet/lapland-longspur-calcarius-lapponicus on 23/11/2024.
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 23/11/2024.