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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.

Ring-billed Gull

Ring-billed Gull

A common, adaptable medium-sized gull of North America named for the black band around its bill, the Ring-billed Gull shows pale gray back feathers and yellow legs, thriving in habitats from lakeshores to parking lots.

seabird
Gull-billed Tern

Gull-billed Tern

A stocky, pale tern known for its short, thick, gull-like black bill rather than the slender dagger bill typical of most terns.

seabird
Ring-necked Duck

Ring-necked Duck

A medium diving duck with a peaked head shape and a glossy black back, best distinguished from scaup by a white vertical spur at the base of the wing rather than a grey back.

waterfowl
Laughing Gull

Laughing Gull

A noisy, familiar coastal gull of the southeastern and Gulf coasts, easily told by its dark slate mantle, drooping red bill, and raucous, laughing call.

seabird
Western Gull

Western Gull

A heavily built, dark-backed gull of the Pacific coast, the Western Gull shows dark slate-gray mantle feathers and a notably powerful, thick bill, rarely wandering far from saltwater.

seabird
Heermann's Gull

Heermann's Gull

A distinctively dark-bodied Pacific coast gull with a bright red bill, most easily recognized outside the nesting season by its uniform sooty-gray plumage contrasting with a white head.

seabird
Silver Gull

Silver Gull

A common and adaptable Australian gull with white plumage, pale grey wings, and black wingtips marked with white spots.

seabird
Ivory Gull

Ivory Gull

A pure white, high Arctic gull closely tied to pack ice, whose all-white adult plumage and short black legs make it unmistakable among northern seabirds.

seabird
Herring Gull

Herring Gull

A familiar large gull of the Old World, the Herring Gull shows pale gray mantle feathers, black-and-white patterned wingtips, and pink legs, taking several years to reach its fully patterned adult plumage.

seabird
California Gull

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
Sabine's Gull

Sabine's Gull

A strikingly patterned Arctic-breeding gull whose bold black, white, and gray tricolored wing pattern and forked tail make it one of the most distinctive gulls in flight.

seabird
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
Bonaparte's Gull

Bonaparte's Gull

A dainty, tern-like gull of the North American boreal forest, notable as one of the few gulls that nests in trees, and identifiable by its crisp black hood and bright white wing wedge.

seabird
Common Gull

Common Gull

A neat, medium-sized gull of Europe and Asia known as Mew Gull in North American populations, the Common Gull shows pale gray back feathers, black wingtips with white spots, and a gentle, rounded head shape.

seabird
Iceland Gull

Iceland Gull

A pale, gentle-faced gull of the North Atlantic Arctic, the Iceland Gull shows pale gray back feathers and white to very pale wingtips, smaller and more delicately built than the similar Glaucous Gull.

seabird
Glaucous Gull

Glaucous Gull

A massive, pale Arctic gull, the Glaucous Gull is unusual among large gulls for lacking black wingtips entirely, showing instead uniformly pale gray and white feathers well suited to its icy northern range.

seabird
Franklin's Gull

Franklin's Gull

A small, elegant gull of interior prairie wetlands, known for its bold white eye crescents, black hood, and one of the longest migrations of any gull, wintering as far south as the coasts of South America.

seabird
Yellow-legged Gull

Yellow-legged Gull

A large, robust gull of Mediterranean and western European coasts, closely resembling other large white-headed gulls but distinguished by bright yellow legs and a somewhat darker mantle.

seabird
Glaucous-winged Gull

Glaucous-winged Gull

A common gull of the North Pacific coast, the Glaucous-winged Gull shows pale gray wingtip feathers with little or no black, differing subtly from most other large gulls, and frequently hybridizes with related species.

seabird
Black-headed Gull

Black-headed Gull

A small, gregarious Old World gull whose chocolate-brown (not black) hood and white leading-edge wing wedge make it easy to pick out from mixed flocks.

seabird
American Herring Gull

American Herring Gull

The North American counterpart to the Eurasian Herring Gull, the American Herring Gull shows very similar pale gray-and-white plumage with black wingtip spots, but with subtly darker gray tones and pinkish legs.

seabird
Lesser Black-backed Gull

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
Great Black-backed Gull

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
Woodland Kingfisher

Woodland Kingfisher

A vocal African woodland kingfisher known for its loud, ringing call and a striking bicolor bill of red and black.

other