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© Harold Lindstrom
 Common Loon
Gavia immer
28-36" (71-91 cm). Heavy-bodied, thick, pointed, usually black or dark gray bill held horizontally. Breeding plumage, head, neck black with white bands on neck; back black with white spots. In winter, crown, hindneck, upperparts dark grayish; throat, underparts white.
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© Charles W. Melton
Clark's Grebe
Aechmophorus clarkii
22-29" (56-74 cm). Very similar to Western Grebe, but black of cap does not reach eyes, so face is largely white; bill bright yellow or orange-yellow.
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© Chuck Gordon
Western Grebe
Aechmophorus occidentalis
22-29" (56-74 cm). A large slender grebe with a long neck. Blackish above with black of cap extending below eyes; white below and on front of neck. Bill long, slender, greenish yellow. Long white wing stripe shows in flight.
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© Chuck Gordon
Horned Grebe
Podiceps auritus
12-15" (30-38 cm). Small, slender-necked, with short, sharply pointed bill. In breeding plumage, body dark, with rufous neck and flanks; head blackish, with conspicuous buff ear tufts. In winter, upperparts dark; chin and foreneck white.
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© Chuck Gordon
Eared Grebe
Podiceps nigricollis
12-14" (30-36 cm). In breeding plumage, black head, back; golden ear tufts; black crest. In winter plumage, dark gray above, white below; neck dusky. Bill appears slightly upturned, sides of face smudged with gray, whitish patch behind ear.
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© Arthur Morris
Pied-billed Grebe
Podilymbus podiceps
12-15" (30-38 cm). Pigeon-sized. A stocky, uniformly brownish water bird, with stout whitish bill that has black ring around it during breeding season.
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© Chuck Gordon
American White Pelican
Pelecanus erythrorhynchos
55-70" (1.4-1.8 m). W. 8' (2.4 m). A huge white bird with a long flat bill and black wing tips. In breeding season, has short yellowish crest on back of head and horny plate on upper mandible. Young birds duskier than adults.
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© Tom Vezo
Brown Pelican
Pelecanus occidentalis
45-54" (1.1-1.4 m). W. 7'6" (2.3 m). Large, stocky bird, dark brown body, long flat bill. Only non-white pelican in the world. Head whitish in adults, dark brown on hindneck during breeding season. Young birds have dark brown head, whitish bellies.
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© John Gerlach
Double-crested Cormorant
Phalacrocorax auritus
30-35 (76-89 cm). Orange throat pouch and long neck. Long hooked bill tilted upward when swimming. Adults have short tuft of feathers over each eye during breeding season. In flight, the neck shows a slight crook.
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