Range. - North America east of the Plains, breeding from northern New England and the Adirondacks northward; winters in southern United States.
But few of these birds breed within our borders, the majority of them passing on to the interior of Canada. They generally nest- in pairs, or at the most three or four pairs in a locality, building their large substantial nests of moss, twigs and grass, lined with fine green grass; this structure is situated in bushes or low trees in swampy places and at from 3 to 20 feet from the ground. The eggs are laid in May or June; they vary from three to five in number, of a pale bluish green color, spotted, blotched and clouded with shades of brown and gray. Size .96 X .71.
Range. - North America west of the Plains, and from British Columbia and Saskatchewan southward.