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 - Resident year-round: 946 square km; Breeding only: 6,919,805 square km
Caribbean - Wintering only: 233,746 square km
Central America - Wintering only: 509,596 square km
Mexico - Wintering only: 1,955,704 square km
South America - Wintering only: 15,567,735 square km
U.S.A. - Resident year-round: 94,057 square km; Breeding only: 6,564,654 square km; Wintering only: 1,142,760 square km; Migration only: 1,215,992 square km