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(Redirected from Yellow-billed Diver)
Alternative names: White-billed Diver; Yellow-billed Diver
The largest diver
 Adult Breeding
 Adult Non-breeding
 Similar Species
Great Northern Diver differs among other is a different shape to the bill, more symmetrical in the both upper and lower mandible tapers to the tip.
In North America breeds in northern Alaska and north-central Canada including many of the Arctic islands. In Eurasia breeds on the Arctic coast but range little-known. Has bred on Novaya Zemlya but main range lies to the east. May have bred further west in the Varanger area of Norway, on the Kola Peninsula and on Ostrov Kolguyev.
Winters in Pacific in small numbers off Kamchatka and northern Japan and in varying numbers on the coast of North America from southern Alaska to California, vagrant to Baja California. Accidental vagrant in interior and eastern North America.
This is a monotypic species.
Breeds on tundra lakes but coastal on passage and in winter.
Begins late June-July and nests beside water often on an island or spit. Nest is a shallow scrape beside water or rarely a more substantial mound of vegetation.
Eggs: 2 (1 in replacement clutch), olive-brown, paler than Great Northern, with sparse black blotches (89 x 56mm). Incubated by both sexes for 29-30 days. Young tended by both sexes, feed themselves at 40 days and fly at about 72 days
Fish, also molluscs and crustaceans caught during 60-120 second dives.
Resembles Great Northern Diver but louder and harsher.
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