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
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
A stocky, pale tern known for its short, thick, gull-like black bill rather than the slender dagger bill typical of most terns.
seabird
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
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
Western Scrub-Jay
A crestless blue-and-gray jay of western oak woodland and scrubby habitat, easily told from crested jays by its plain head and blue "necklace" across the breast.
corvid
Western Screech-Owl
A small owl of western North America, closely resembling the Eastern Screech-Owl but occurring predominantly in a grey-brown morph, with finely patterned plumage suited to camouflage against bark.
owl
Western Marsh Harrier
The Western Marsh Harrier is the largest and darkest of the Eurasian harriers, males showing a distinctive tricolor pattern of grey, brown, and black on the wings and tail, while females and juveniles are largely dark chocolate-brown with a pale creamy crown.
raptor
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
Western Wood-Pewee
A plain, grayish-olive flycatcher of western woodlands, nearly identical to the Eastern Wood-Pewee but told apart mainly by voice and range.
songbird
Western Reef Heron
A coastal heron of Africa and Asia closely related to the Little Egret, occurring in both dark and white color forms.
wading bird
Western Crowned Pigeon
The Western Crowned Pigeon is a massive blue-grey pigeon topped with a rounded, solid-colored fan crest, one of three giant crowned pigeons of New Guinea.
dove pigeon
Red-naped Sapsucker
A western counterpart to the Yellow-bellied Sapsucker, distinguished by a red patch on the nape in addition to the red forehead.
woodpecker
Pacific-slope Flycatcher
A yellowish-toned Empidonax flycatcher of western forests, showing a somewhat teardrop-shaped eye-ring and warm buffy wing bars.
songbird
Black-headed Grosbeak
The western counterpart of the Rose-breasted Grosbeak, this species trades the rose-red breast for a warm cinnamon-orange body beneath a solid black head and boldly patterned black-and-white wings.
songbird
Sinaloa Crow
A small crow of Mexico's Pacific coastal lowlands, closely related to the Tamaulipas Crow of the Gulf coast.
corvid
California Scrub-Jay
A crestless, blue-and-gray jay of California's oak woodlands and gardens, showing a blue necklace across a whitish throat and gray-brown back.
corvid
Yellow Wagtail
The Yellow Wagtail is a slender summer-visiting songbird whose plumage is yellow from throat to undertail, set against an olive-green back, distinguishing its feathers from the more grey-toned wagtails.
songbird
California Towhee
The California Towhee is a large, plain brown sparrow relative common in West Coast gardens and chaparral, best known for its rufous undertail and persistent chip calls.
songbird
Willet
A large, plain-looking shorebird that transforms in flight, revealing a bold black-and-white wing pattern unlike any other North American sandpiper.
shorebird
Caspian Tern
The largest tern in the world, approaching the size of some gulls, unmistakable for its massive deep red bill, heavy build, and loud, harsh call.
seabird
Black-legged Kittiwake
A truly pelagic gull that spends most of its life far out at sea, recognized by its clean gray-and-white plumage, black legs, and wingtips that look as though they were dipped in black ink.
seabird
Williamson's Sapsucker
A western sapsucker with unusually different male and female plumages, so distinct they were once thought to be separate species.
woodpecker
Royal Tern
One of the largest terns, approaching gull-like proportions, with a heavy orange bill and a shaggy black crest that is often reduced to a ragged crown patch outside the breeding season.
seabird
White-headed Woodpecker
A distinctive western pine forest woodpecker with an entirely white head set against an otherwise black body.
woodpecker