Feather & Bird Encyclopedia
Search and identify feathers by species — with feather type, plumage, colours, size, habitat, and how to tell them apart in the field.

Olive-sided Flycatcher
A large-headed, big-chested flycatcher whose dark olive-gray flanks and white central stripe create a distinctive vest-like appearance.
songbird
Mourning Warbler
A skulking, gray-hooded warbler of dense thickets, with adult males showing a dark, mottled patch across the throat and upper breast and no eye-ring.
songbird
Grace's Warbler
Grace's Warbler is a small, treetop-loving warbler of southwestern pine forests, showing a bright yellow throat set against a gray-streaked back.
songbird
Purple Martin
The largest North American swallow, with males showing an all-over glossy blue-black sheen and females a duller gray-brown, pale-bellied pattern.
songbird
Northern Mockingbird
A slim gray songbird famous for its vocal mimicry, identifiable by the bold white patches on its wings and the white outer edges of its long tail.
songbird
European Pied Flycatcher
A small Old World flycatcher in which breeding males show bold black-and-white plumage, while females and nonbreeding males are softer brownish-gray.
songbird
Chimney Swift
A cigar-shaped aerial bird with uniformly sooty gray-brown plumage and stiff, spine-tipped tail feathers used to brace against vertical surfaces.
other
Barnacle Goose
A small, sharply patterned goose with a bold black-and-white face and finely barred silver-gray flanks, breeding on Arctic cliffs and wintering on coastal grassland.
waterfowl
Wood Stork
A large white stork with sharply contrasting black flight feathers and tail, and a bare, dark gray-black head and neck rather than feathered skin.
wading bird
Snow Partridge
A high-alpine Himalayan partridge whose entire plumage is finely barred in gray, black, white, and chestnut, blending seamlessly into rocky, snow-patched terrain.
gamebird
Tropical Mockingbird
A familiar gray songbird of Central and South American open country and gardens, known for its long tail, white wing flashes, and varied vocal repertoire.
songbird
Jungle Myna
A slate-gray South Asian myna distinguished by a small tuft of feathers at the base of the bill, along with the bold white wing patch shared with related mynas.
songbird
Clark's Nutcracker
A pale gray, crow-like bird of high mountain pine forests, best known for storing thousands of pine seeds each autumn to survive winter.
corvid
Eastern Wood-Pewee
A modestly plumaged woodland flycatcher known more for its plaintive whistled song than its subtle olive-gray coloring and faint wing bars.
songbird
Diamond Dove
One of the smallest doves in the world, a soft gray-brown Australian desert species with tiny white-spotted wings and a bright red ring around the eye.
dove pigeon
Hermit Warbler
The Hermit Warbler has a brilliant yellow head, black throat, and plain gray back, and it breeds high in tall conifer forests along the Pacific coast.
songbird
Rock Bunting
The Rock Bunting is a bunting of dry, rocky hillsides across southern Europe and Asia, identified by its gray head with bold black stripes and a chestnut-streaked back.
songbird
Cretzschmar's Bunting
Cretzschmar's Bunting is a bunting of dry, rocky Mediterranean and Middle Eastern hillsides, with breeding males showing a blue-gray head, orange throat, and chestnut-streaked back.
songbird
Common Pochard
The Common Pochard is a Eurasian diving duck notable for the male's warm chestnut head and contrasting black breast, set against a pale, finely patterned gray body.
waterfowl
Hazel Grouse
A small, secretive forest grouse of northern Eurasia, best known for its finely patterned gray-brown plumage and a bold black-and-white throat patch in males.
gamebird
California Quail
A familiar western quail known for the male's forward-drooping black head plume and scaled gray-brown body feathers, common in chaparral and suburban gardens alike.
gamebird
Blue-headed Vireo
The Blue-headed Vireo shows a contrasting blue-gray head, bold white spectacles, and white wing bars, making it one of the more readily identified vireos.
songbird
Black Swan
An Australian swan with distinctively curled, sooty black-gray body feathers and a striking red bill, its white flight feathers hidden until the wings are spread.
waterfowl
Black-crowned Night Heron
A stocky, short-necked heron with striking red eyes, most active at dusk and night, sporting a glossy black cap and back against pale gray wings.
wading bird