Range Description: Lark Bunting - Calamospiza melanocorys

Summary of the extent of the breeding, wintering, migration and year-round range of this species in the Western Hemisphere, including Canada, U.S.A. and Mexico:

Canada - Breeding only: 271,925 square km
Mexico - Wintering only: 975,264 square km; Migration only: 30,539 square km
U.S.A. - Resident year-round: 207,112 square km; Breeding only: 1,346,878 square km; Wintering only: 551,943 square km; Migration only: 388,442 square km