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.
Indian Eagle-Owl
A large, tawny-buff eagle-owl of rocky ravines and scrub across the Indian subcontinent, its feathers boldly streaked and barred in dark brown against a warm buff ground.
owl
Australian Masked Owl
A large, variably colored barn-owl relative of Australian forests, ranging from pale to dark rufous, with a distinctive heart-shaped facial disc and fine spotting on its feathers.
owl
California Gull
A medium-large gull of the American West, the California Gull shows medium gray back feathers and dark eyes, and is notable historically for its role in protecting early Utah crops from insect swarms.
seabird
Purple Sandpiper
A stocky, dark-plumaged sandpiper of wave-battered rocky coastlines, its feathers showing a subtle purplish gloss on slaty-gray upperparts unlike any other North Atlantic shorebird.
shorebird
Upland Sandpiper
A grassland shorebird with a small head, long neck, and long tail, the Upland Sandpiper shows richly patterned buffy-brown feathers with dark barring and a scaled look, entirely adapted to life away from water.
shorebird
Rock Sandpiper
The Pacific counterpart of the Purple Sandpiper, this stocky, dark shorebird forages on wave-swept rocky shores from Alaska south along the Pacific coast, its feathers showing the same somber, storm-suited coloring.
shorebird
Terek Sandpiper
A distinctive sandpiper with a long, strongly upturned bill and short orange-yellow legs, the Terek Sandpiper shows plain pale gray-brown feathers with a dark scapular streak and an animated feeding style.
shorebird
Sooty Owl
A dark, striking barn-owl relative of Australian and New Guinean rainforest, its sooty gray-black feathers finely speckled with silvery white, unlike any other owl in its range.
owl
Aztec Thrush
The Aztec Thrush is a boldly patterned montane thrush of Mexican cloud forest, marked by striking white wing patches and white-tipped tail feathers against dark brown-black body plumage.
songbird
Lesser Black-backed Gull
A medium-large gull of European waters with dark slate-gray to blackish mantle feathers and yellow legs, the Lesser Black-backed Gull has expanded its range widely and increasingly turns up well inland.
seabird
Black Kite
The Black Kite is a widespread Old World raptor with dull dark brown plumage, a slightly forked tail, and finely barred flight feathers, notable for its adaptability to human-altered landscapes including cities and rubbish sites.
raptor
Crested Guan
A large, dark guan of tropical American forests, its dusky brown plumage marked with pale-edged feathers that create a scaled pattern on the underparts and wings. A bright red throat wattle and small crest add distinctive accents.
gamebird
Great Black-backed Gull
The world's largest gull, the Great Black-backed Gull shows strikingly dark slate-black mantle feathers contrasting with a pure white head and body, and is a powerful predator as well as scavenger along North Atlantic coasts.
seabird
Grass Owl
A ground-nesting barn-owl relative of tall grasslands from Asia to Australia, with long slender legs and golden-buff to dark brown feathers finely spotted, adapted to a life spent low over open grass.
owl
Muscovy Duck
A large, heavily built duck; wild birds are glossy black-green with white wing patches, while the widely domesticated and feral forms show highly variable pied black-and-white plumage.
waterfowl
Crested Tit
The Crested Tit is a small European woodland bird easily recognized by its pointed, black-and-white speckled crest, a feature unique among the continent's tits.
songbird
Forster's Tern
A North American marsh tern with notably pale, frosty primaries and a distinctive nonbreeding head pattern featuring a dark patch through the eye rather than a full black cap.
seabird