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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.

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
Blue-winged Kookaburra

Blue-winged Kookaburra

A northern relative of the Laughing Kookaburra, distinguished by more extensive blue in the wings and a harsher, less musical call.

other
African Wood Owl

African Wood Owl

A medium-sized African forest owl without ear tufts, dark brown with white spotting above and boldly barred brown and white below, well known for its distinctive laughing duet call.

owl
Caspian Tern

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

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
Royal Tern

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
Great Skua

Great Skua

A powerfully built, gull-sized seabird cloaked in dark brown plumage flecked with rufous and buff, best known for its bold white wing-flash and aggressive, piratical habits.

seabird
Buff-bellied Hummingbird

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
Sinaloa Crow

Sinaloa Crow

A small crow of Mexico's Pacific coastal lowlands, closely related to the Tamaulipas Crow of the Gulf coast.

corvid
Mottled Duck

Mottled Duck

A non-migratory dabbling duck of Gulf Coast and Florida wetlands that looks much like a female Mallard, best told apart by its plain, unstreaked pale throat.

waterfowl
Boat-tailed Grackle

Boat-tailed Grackle

The Boat-tailed Grackle is a large coastal grackle with a long, distinctively keeled tail, males glossy black with iridescence and females a much smaller warm brown, common along Atlantic and Gulf Coast marshes.

songbird
Snowy Plover

Snowy Plover

A very small, pale plover of sandy Pacific and Gulf coast beaches and interior alkaline flats, with dark neck patches rather than a full breast band.

shorebird