The chestnut-sided warbler (Setophaga pensylvanica) is a New World warbler.
They breed in eastern North America and in southern Canada westwards to the Canadian Prairies.
They also breed in the Great Lakes region and in the eastern United States.
The chestnut-sided warbler (Setophaga pensylvanica) is a New World warbler. They breed in eastern North America and in southern Canada westwards to the Canadian Prairies. They also breed in the Great Lakes region and in the eastern United States.
Chestnut-sided warbler