Skip Navigation

Go
Species Search:
FieldGuides threatened and/or endangeredsearch results
    Filters:
Sort by:
View as:


Birdsthreatened and/or endangeredGull-like Birdsthreatened and/or endangeredAll families

1-40 of 59 Birds page: 1  | 2
Short-tailed Albatross
Phoebastria albatrus

37" (94 cm); wingspan 84-90" (213.5-228.5 cm). Adults have a white body, including the back, and a b… read more

Black-footed Albatross
Phoebastria nigripes (Diomedea nigripes)

ADULT Has mainly dark brown plumage, but tail is noticeably darker than back and most birds show var… read more

Cory's Shearwater
Calonectris diomedea

ALL BIRDS (not possible to age birds at sea in our region) Have mainly buffish brown upperparts with… read more

Northern Fulmar
Fulmarus glacialis

ADULT Pale morph has blue-gray upper wings, back, and tail. Head and underparts are white. Note dark… read more

Pink-footed Shearwater
Puffinus creatopus

ALL BIRDS Have uniformly dark brown upperparts, but mainly pale underparts: throat and belly are whi… read more

Greater Shearwater
Puffinus gravis

ALL BIRDS (ages are not separable in the field) Have dark grayish brown upper wing coverts and mantl… read more

Sooty Shearwater
Puffinus griseus

ALL BIRDS (not possible to age birds in the field in our region) Can appear all-dark at a distance, … read more

Audubon's Shearwater
Puffinus lherminieri

ALL BIRDS (ages are not separable at sea) Have blackish brown upperparts and mostly white underparts… read more

Manx Shearwater
Puffinus puffinus

ALL BIRDS Have more blackish upperparts (not so dark brown, as in Audubon's) and mainly white underp… read more

Short-tailed Shearwater
Puffinus tenuirostris

ALL BIRDS Can appear all-dark at a distance, but in good light plumage is mainly sooty brown. Pale u… read more

Wilson's Storm-Petrel
Oceanites oceanicus

ALL BIRDS Have dark gray-brown plumage, palest on underside of flight feathers and with pale bar on … read more

Band-rumped Storm-Petrel
Oceanodroma castro

ALL ADULTS Have mostly very dark blackish brown plumage except for white rump; upper wings have fain… read more

Fork-tailed Storm-Petrel
Oceanodroma furcata

ALL BIRDS Mainly pale gray, but note dark and white pattern on upper wing coverts that creates a str… read more

Leach's Storm-Petrel
Oceanodroma leucorhoa

ALL BIRDS Sooty gray, but can look all-dark at a distance, except for pale panel on upper wing cover… read more

Northern Gannet
Morus bassanus

ADULT Has essentially white body plumage with black wingtips (primaries). Note the buffy yellow wash… read more

Brown Booby
Sula leucogaster

Adult has a white belly, undertail coverts, and underwing coverts, but otherwise dark brown plumage;… read more

Magnificent Frigatebird
Fregata magnificens

ADULT MALE Mostly all-dark, but purple sheen is seen in good light. Bright red throat sac is inflate… read more

Brown Noddy
Anous stolidus

Adult has mostly sooty brown plumage, but with white cap and nape; juvenile is similar, but with dar… read more

Black Tern
Chlidonias niger

ADULT SUMMER Has mainly gray upperparts, but head and neck, along with breast and belly, are black; … read more

Herring Gull
Larus argentatus

ADULT SUMMER Has pale blue-gray back and upper wings, except for white trailing edge and dark wingti… read more

Laughing Gull
Larus atricilla

ADULT SUMMER Has dark gray back and upper wings, except for white trailing edge and dark tips to win… read more

California Gull
Larus californicus

ADULT SUMMER Has gray back and upper wings with white trailing edge and black wingtips with small wh… read more

Mew Gull
Larus canus

ADULT SUMMER Has blue-gray back and upper wings except for white trailing edge and black wingtips wi… read more

Ring-billed Gull
Larus delawarensis

ADULT SUMMER Has pale gray back and upper wing, except for white-spotted black wingtips and pale tra… read more

Lesser Black-backed Gull
Larus fuscus

ADULT SUMMER Has dark gray back and upper wings. Black wingtips are appreciably darker than rest of … read more

Glaucous-winged Gull
Larus glaucescens

ADULT SUMMER Has pale bluegray back and upper wings with white trailing edge and white "windows" on … read more

Iceland Gull
Larus glaucoides

ADULT SUMMER Has a pale gray back and upper wings with a white trailing edge and pale gray subtermin… read more

Heermann's Gull
Larus heermanni

ADULT SUMMER Has dark gray upperparts and paler gray underparts including neck. Head is white, bill … read more

Glaucous Gull
Larus hyperboreus

ADULT SUMMER Has very pale gray back and upper wings with white trailing edge and wingtips. Plumage … read more

Great Black-backed Gull
Larus marinus

ADULT SUMMER Has mostly uniformly dark back and upper wings (wingtips sometimes appear very marginal… read more

Western Gull
Larus occidentalis

ADULT Has dark gray back and upper wings, except for white trailing edge and black wingtips with whi… read more

Bonaparte's Gull
Larus philadelphia

ADULT SUMMER Has pale gray back and upper wings, white underparts and neck, and blackish hood. Bill … read more

Franklin's Gull
Larus pipixcan

ADULT SUMMER Has mainly dark gray back and upper wings, with white trailing edge and black and white… read more

Common Black-headed Gull
Larus ridibundus

Adult has white leading edge to wing and dark trailing edge to outer upper wing. Has a dark brown ho… read more

Thayer's Gull
Larus thayeri

ADULT SUMMER Has pale gray back and upper wings with white trailing edge and black primaries with lo… read more

Ivory Gull
Pagophila eburnea

Adult has pure white plumage, with black legs and eye, and yellow-tipped blue bill. First-winter is … read more

Ross's Gull
Rhodostethia rosea

Adult has pale gray back and upper wing, gray underwings, and otherwise mostly white plumage, includ… read more

Red-legged Kittiwake
Rissa brevirostris

Adult recalls Black-legged Kittiwake, but has bright red legs. Compared to Black-legged, adult's yel… read more

Black-legged Kittiwake
Rissa tridactyla

ADULT SUMMER Has pale gray back and upper wings, except for white trailing edge and well-defined bla… read more

Black Skimmer
Rynchops niger

ADULT SUMMER Has mainly black upper wings and back, continuous with black cap and back of neck; fore… read more

1-40 of 59 Birds page: 1  | 2

 

 

 

 

 

2007 eNature.com