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: 969,197 square km
Caribbean - Migration only: 30,840 square km
Central America - Migration only: 449,717 square km
Mexico - Migration only: 1,334,151 square km
South America - Wintering only: 3,174,519 square km; Migration only: 9,985,630 square km
U.S.A. - Breeding only: 2,304,566 square km; Migration only: 3,042,561 square km