Range Description: Black-crowned Night-Heron - Nycticorax nycticorax

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: 47 square km; Breeding only: 622,364 square km
Caribbean - Resident year-round: 227,208 square km; Wintering only: 5,204 square km
Central America - Resident year-round: 207,786 square km; Wintering only: 278,652 square km
Mexico - Resident year-round: 523,298 square km; Wintering only: 1,432,270 square km
South America - Resident year-round: 12,630,585 square km
U.S.A. - Resident year-round: 1,493,747 square km; Breeding only: 4,192,263 square km; Wintering only: 198,421 square km