Birders should be on the lookout for a gray head, as well as a striking yellow throat patch and yellow ... Females and immature birds follow the same coloration pattern, but muted.

At our cabin in Pebble Creek Valley north of Silverthorne, located at 9,450 feet in elevation, we have several platform ...

the birds are glossy black all over, with strong suffusions of iridescent pinks, greens, and ambers. Bill usually gray in fall and yellow by winter, but this character varies with diet.

The white-throated sparrow has a dark bill, prominent white throat, and yellow supraloral. Immature simi­lar to immature golden-crowned, but note the latter’s dark gray bill, indistinct head ...