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.

Bean Goose
A dark, orange-legged gray goose of Eurasian taiga and tundra, uniformly brown without the pale head-body contrast or bright bill color of related species.
waterfowl
Yellow-throated Warbler
A gray-backed wood-warbler with a bright yellow throat and bold black-and-white facial pattern, often seen creeping along branches in pine and cypress woodland.
songbird
White-tailed Hawk
A handsome open-country hawk with a gray back, white underparts, rufous shoulders, and a crisp white tail marked by a single bold black band near the tip.
raptor
Rufous-tailed Hummingbird
One of the most widespread and familiar hummingbirds in its range, easily recognized by its green throat and breast set against a gray belly and a bright rufous tail.
hummingbird
Virginia's Warbler
A gray-bodied warbler of dry interior western scrublands, marked by a bright yellow rump and breast patch, a white eye-ring, and a concealed chestnut crown patch.
songbird
Townsend's Solitaire
A slender, uniformly gray thrush relative of western mountains, identified by its bold white eye-ring, long tail, and buffy wing patch visible in flight.
songbird
Tennessee Warbler
A plainly patterned warbler with a gray head, white eyebrow stripe, and whitish underparts, notable for its unmarked, wing-bar-free appearance and boreal breeding range.
songbird
Lucy's Warbler
One of the smallest and palest North American warblers, essentially plain gray and white apart from a bright rufous rump patch and a concealed rufous crown spot.
songbird
Dark-eyed Junco
A familiar winter feeder bird, the Dark-eyed Junco flashes bright white outer tail feathers against a slate-gray or brown body when it flies.
songbird
Barking Owl
An Australian hawk-owl named for its dog-like barking call, gray-brown above and heavily streaked below, favoring open woodland and riverine forest.
owl
Bar-headed Goose
A pale gray goose renowned for migrating over the Himalayas at extreme altitude, identified by a white head marked with two bold black bars across the crown and nape.
waterfowl
White-throated Robin
The White-throated Robin is a strikingly patterned Old World songbird, with breeding males showing slate-gray upperparts, orange underparts, and a bold white throat outlined in black.
songbird
Nashville Warbler
A small warbler with a gray head, bold white eye-ring, and bright yellow underparts, plus a hidden chestnut crown patch usually visible only at close range.
songbird
Pallid Harrier
A slender, long-distance migrant harrier of the Eurasian steppe, the palest of the gray harriers, with males showing a narrow black wedge at the wingtip and females a streaky brown 'ringtail' pattern.
raptor
Ortolan Bunting
The Ortolan Bunting is a migratory Eurasian farmland bird notable for its gray-green head, yellow throat, and pinkish underparts, breeding across open, warm agricultural landscapes.
songbird
South Polar Skua
A powerfully built Antarctic seabird closely resembling the Great Skua but often paler and grayer overall, ranging across some of the most remote polar and pelagic waters on Earth.
seabird
Slate-throated Redstart
The Slate-throated Redstart is a highland forest warbler known for its slate-gray plumage, reddish belly, and habit of fanning white-edged tail feathers while foraging.
songbird
Field Sparrow
A small, subtly marked sparrow of old fields whose soft rufous-brown and gray feathers lack bold streaking, standing out mainly for their clean, quiet coloring.
songbird
Colima Warbler
A plain gray-brown warbler with a bright rufous-orange undertail patch, found in the United States only in high-elevation oak-pine canyons of a single mountain range.
songbird
American Kestrel
The smallest and most colorful falcon in North America, a common sight perched on roadside wires, told by its rufous back and tail and, in males, contrasting blue-gray wings.
raptor
Verdin
The Verdin is a tiny desert songbird with a bright yellow head and throat set against gray body plumage, known for building large, conspicuous domed nests in thorny desert shrubs.
songbird
Red Knot
A stocky, medium-sized sandpiper famous for spectacular long-distance migrations, showing warm salmon-red underparts in breeding plumage that fade to plain, softly scaled gray for winter.
shorebird
Snail Kite
A marsh-dwelling raptor with a thin, deeply curved bill for extracting apple snails, and feathers ranging from slaty gray in males to warm streaked brown in females and young birds.
raptor
Roadside Hawk
A small, common, and conspicuous hawk of the Neotropics, often seen perched along roadsides, identified by its gray-brown chest contrasting with a rufous-barred belly and narrowly banded tail.
raptor