One of the most common winter sparrows, the white-crowned typically occurs in flocks, which may involve more than 100 birds. They feed in short grass or open areas adjacent to woodlands ...

White-crowned sparrows that breed along the Pacific Coast tend to have yellow bills and duller white head stripes and birds that breed from Alaska to Hudson Bay tend to have orange bills and white ...

The first brown bird that might come to mind is the sparrow ... of bright white on top of the head to identify the white-crowned sparrow. The tree sparrow has a rusty cap on its head and a ...