Range Description: Anna's Hummingbird - Calypte anna

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: 8,015 square km; Wintering only: 162,003 square km
Mexico - Resident year-round: 21,174 square km; Wintering only: 165,251 square km
U.S.A. - Resident year-round: 463,645 square km; Wintering only: 448,941 square km