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.

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White-bellied Sea Eagle

The White-bellied Sea Eagle is a large raptor with a white head, body, and tail contrasting against grey upperwings, typically seen soaring over coasts and large waterways.

raptor

Steller's Sea Eagle

One of the largest and heaviest eagles alive, easily identified by bold white patches on the shoulders and thighs set against otherwise blackish-brown plumage.

raptor

White-bellied Woodpecker

One of Asia's largest woodpeckers, this glossy black bird is named for the flash of white on its lower belly, which sets it apart from its all-dark relatives.

woodpecker

White-tailed Eagle

A massive coastal eagle whose short, white, wedge-shaped tail feathers and pale straw head contrast strongly with dark brown body plumage in adults.

raptor

Rose-bellied Bunting

A rare Mexican bunting found only near the Isthmus of Tehuantepec, the male Rose-bellied Bunting shows turquoise-blue upperparts and a distinctive rose-pink belly.

songbird

Crimson-bellied Conure

A small Amazonian conure with green upperparts and a grey breast that give way to a strikingly deep crimson-red patch across the lower belly.

parrot

Buff-bellied Hummingbird

A Gulf Coast hummingbird recognized by its warm buffy belly and rufous tail contrasting with an iridescent green throat and back.

hummingbird

Philippine Eagle

The Philippine Eagle is a huge, critically endangered forest eagle with brown upperparts, creamy-white underparts, and a shaggy crest of long brown-and-cream feathers that it raises when alert.

raptor

Martial Eagle

The Martial Eagle is Africa's largest eagle, with dark grey-brown upperparts, a white underside heavily spotted with brown-black, and immense broad wings built for powerful soaring over savanna.

raptor

Golden Eagle

A powerful upland raptor whose dark brown plumage and golden nape feathers give it its name, with young birds showing crisp white flight-feather patches that fade with age.

raptor

Bald Eagle

North America's national bird, whose pure white head and tail feathers contrasting with dark brown body plumage make the adult unmistakable, though immatures take years to acquire this pattern.

raptor

Verreaux's Eagle

Verreaux's Eagle, also called the Black Eagle, is a striking African mountain eagle almost entirely glossy black except for a white back patch and pale flight-feather 'windows.' Its long, broad wings and tail are shaped for soaring along cliffs and escarpments.

raptor

Steppe Eagle

The Steppe Eagle is a large, uniformly dark brown Eurasian eagle of open grassland, with long fingered wingtips and fully feathered legs. Its flight feathers show subtle grey barring underneath, and juveniles display a pale band across the underwing.

raptor

Bonelli's Eagle

An agile, cliff-nesting eagle whose pale, finely streaked underparts and boldly banded grey tail distinguish it from the darker, more uniformly plumaged eagles sharing its range.

raptor

Crowned Eagle

The Crowned Eagle is a powerful African forest eagle with rich rufous underparts boldly barred in black, a strongly banded black-and-white tail, and a small crest, all adaptations for hunting beneath a dense forest canopy.

raptor

Wahlberg's Eagle

A slender, migratory savanna eagle of Africa notable for its variable plumage color morphs, ranging from pale cream-brown to dark chocolate, all sharing a distinctive narrow-winged, small-headed silhouette.

raptor

Tawny Eagle

A variably colored eagle of Africa's open plains, ranging from pale sandy-tawny to dark blackish-brown among individuals, generally lacking the bold markings seen in many other eagles.

raptor

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

Booted Eagle

A small, buzzard-sized eagle occurring in two distinct color forms, both showing feathered legs down to the toes and pale patches at the base of the primaries in flight.

raptor

Harpy Eagle

The Harpy Eagle is a massive Neotropical forest eagle with a pale grey head, blackish breast band, boldly banded black-and-grey tail, and a distinctive double crest, all suited to powerful ambush hunting beneath the rainforest canopy.

raptor

Black-bellied Plover

The largest and most widespread of the golden-plover group, told from true golden-plovers by white-and-black (not golden) upperpart spangling and diagnostic black underwing feathers.

shorebird