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:
Central America - Breeding only: 329,268 square km; Wintering only: 297 square km; Migration only: 140,315 square km
Mexico - Breeding only: 897,274 square km
South America - Wintering only: 1,404,874 square km; Migration only: 177 square km
U.S.A. - Breeding only: 32,544 square km