Range Description: Yellow-faced Grassquit - Tiaris olivaceus

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:

Caribbean - Resident year-round: 206,713 square km
Central America - Resident year-round: 376,450 square km
Mexico - Resident year-round: 240,268 square km
South America - Resident year-round: 114,026 square km