Peter Massas/CCSA Harlequin Duck Histrionicus histrionicus ADULT MALE Has mainly dark blue body plumage and red flanks. Head is adorned with white...	SriMesh/CCSA Harris's Sparrow Zonotrichia querula ADULT BREEDING Has streaked reddish brown back and reddish brown wings with two white wing bars....	Albuttlee/CCSA Hermit Thrush Catharus guttatus ADULT Has brown upperparts overall; note rufous panel on primaries. Has a white eyering; white throat...
Kulac/CCSA Herring Gull Larus argentatus ADULT SUMMER Has pale blue-gray back and upper wings, except for white trailing edge and dark...	Juho Holmi from Finland/CCSA Hoary Redpoll Carduelis hornemanni ADULT MALE Has buffy white upperparts with streaking on back and nape. Head has pale gray...	de:Benutzer:BS Thurner Hof /CCSA Hooded Merganser Lophodytes cucullatus ADULT MALE Has large crest that can be flattened or fanned, presenting a large, gleaming white...
The Lilac Breasted Roller/CCSA Hooded Warbler Wilsonia citrina ADULT MALE Has mostly olive-green upperparts, although wings are subtly darker. Face is bright yellow and...	black_throated_green_warbler/CCSA Horned Grebe Podiceps auritus ADULT In summer, has reddish orange neck and flanks. Back is black and black head is...	Andreas Trepte/CCSA Horned Lark Eremophila alpestris ADULT Has black mask, breast band, forecrown, and "horns"; face is otherwise yellowish. Underparts are whitish...
Basar/CCSA House Finch Carpodacus mexicanus ADULT MALE Typically has bright red breast, rump, forehead, and supercilium; center of crown, nape, and...	Mdf/CCSA House Sparrow Passer domesticus ADULT MALE Has a gray crown, cheeks, and rump. Nape, sides of crown, back, and wings...	Seabamirum /CCSA Iceland Gull Larus glaucoides ADULT SUMMER Has a pale gray back and upper wings with a white trailing edge and...
Dan Pancamo/CCSA Indigo Bunting Passerina cyanea ADULT NONBREEDING MALE Has blotchy brown and blue plumage (caused by brown feather edges); resplendent again...	jomilo75/CCSA Ivory Gull Pagophila eburnea Adult has pure white plumage, with black legs and eye, and yellow-tipped blue bill. First-winter is...	U.S. Fish and Wildlife Service Kentucky Warbler Oporornis formosus ADULT MALE Has mostly olive-green upperparts, including nape and rear of crown, grading to speckled black...