Feather Identifier app iconFeather Identifier

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.

African Pygmy Falcon

African Pygmy Falcon

One of the smallest raptors in the world, this tiny falcon of African thornveld shows crisp white underparts against a grey or chestnut back, often nesting alongside colonial weaverbirds.

raptor
Sand Martin

Sand Martin

The Sand Martin is the smallest European swallow-relative, with plain sandy-brown upperpart feathers, white underparts, and a distinctive brown breast band.

songbird
Red-footed Booby

Red-footed Booby

The smallest and most variably plumaged booby, occurring in white, brown, and intermediate color morphs, all sharing distinctive red feet.

seabird
Lucy's Warbler

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
Little Penguin

Little Penguin

The world's smallest penguin, with slate-blue upperparts and white underparts, nesting in burrows along southern Australian and New Zealand coasts.

seabird
Little Eagle

Little Eagle

Australia's smallest booted eagle, occurring in pale and dark color morphs, identified by a pale patch at the base of the outer primaries and a short, square tail.

raptor
Cerulean Warbler

Cerulean Warbler

One of the smallest wood-warblers, with sky-blue upperparts in the male, breeding high in mature deciduous forest canopy of eastern North America.

songbird
Downy Woodpecker

Downy Woodpecker

The smallest North American woodpecker, its black-and-white checkered feathers and short bill make it a common and easily identified backyard bird.

woodpecker
Green-winged Teal

Green-winged Teal

The North American form of the common teal, and the smallest dabbling duck on the continent, with males showing a chestnut head, a green eye patch, and a bold vertical white stripe on the side.

waterfowl
Northern Saw-whet Owl

Northern Saw-whet Owl

One of the smallest owls in North America, with soft reddish-brown, white-streaked plumage, no ear tufts, and a distinctive whitish facial disc bordered by a dark rim.

owl
Steller's Eider

Steller's Eider

Steller's Eider is the smallest of the eiders, a compact sea duck whose male shows a white head with a bold black eye patch, warm cinnamon underparts, and a glossy blue wing patch.

waterfowl
Cardinal Woodpecker

Cardinal Woodpecker

One of the smallest and most widespread African woodpeckers, common across savanna and woodland, with the male's red-tipped crown giving rise to its 'cardinal' name.

woodpecker
Northern Parula

Northern Parula

One of the smallest and most compact wood-warblers, blue-gray above with a yellow throat and a distinctive olive-green back patch, tied to hanging moss or lichen for nesting.

songbird
Redwing

Redwing

The smallest widespread European thrush, easily told from its relatives by streaked (rather than spotted) underparts and bright reddish-orange flank and underwing feathers.

songbird
Little Gull

Little Gull

The smallest gull in the world, a delicate Eurasian species with rounded wings, a buoyant tern-like flight, and strikingly dark underwings that flash as it wheels over the water.

seabird
Elf Owl

Elf Owl

The smallest owl in the world, a sparrow-sized desert dweller that nests in old woodpecker holes in saguaro cacti and streamside trees, with finely mottled grey-brown plumage.

owl
Orchard Oriole

Orchard Oriole

The smallest North American oriole, with adult males showing a rich chestnut body against a black hood and back, while females and young males wear a more subdued olive-yellow plumage.

songbird
Goldcrest

Goldcrest

Europe's smallest bird, identifiable even from a single tiny feather by its vivid black-bordered crown stripe — orange in males, yellow in females — set against olive-green plumage.

songbird
Dwarf Cassowary

Dwarf Cassowary

The smallest of the three cassowary species, this flightless New Guinea rainforest bird has coarse, hair-like black plumage and blue bare skin on the face and neck. It lacks the throat wattles of its larger relatives and has a low, modest casque.

other
Jack Snipe

Jack Snipe

The smallest snipe species, the Jack Snipe shows striking golden-buff back stripes with an iridescent purple-green sheen, set off by dark brown plumage, and is famous for its secretive, near-silent behavior.

shorebird
Sharp-shinned Hawk

Sharp-shinned Hawk

The Sharp-shinned Hawk is North America's smallest accipiter, with short rounded wings, a long square-tipped banded tail, and adult plumage of slate-grey upperparts with fine rufous barring below, built for darting through dense cover.

raptor
Little Spotted Kiwi

Little Spotted Kiwi

The smallest kiwi species, this flightless bird has pale grayish, finely mottled plumage and now survives only on predator-free islands and fenced sanctuaries in New Zealand. Its long, sensitive bill helps it find invertebrate prey at night.

other
Little Stint

Little Stint

One of the smallest sandpipers, the Little Stint shows warm rufous-fringed feathers and pale mantle lines in breeding plumage, a delicate miniature counterpart to larger calidrids across Eurasia and Africa.

shorebird
King Bird-of-paradise

King Bird-of-paradise

The King Bird-of-paradise is the smallest member of its family, with a brilliant crimson-and-white plumage and unusual wire-like tail feathers that end in coiled emerald-green discs. It forages and displays in the lower and middle levels of New Guinea lowland forest.

songbird