At that season it is frequently mistaken for the chipping sparrow, but the 2 rarely overlap in winter. The American tree sparrow often occurs in flocks of up to 50 birds. In habitat and behavior ...
Snow Buntings are sparrow-sized birds with striking black-and-white plumage in males; they are often seen foraging in snowy fields during winter. This sparrow has a rufous eyeline and a larger ...