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White-winged Scoter

Melanitta deglandi

Least Concern
날개 폭
54.0 cm
체중
1647.1666666666667 g
Anatidae
Anseriformes

소개

대형 해오리로 체장 51–58cm이며, 수컷은 전신이 검은색에 흰 눈 반점과 노란색 혹이 있는 오렌지색 부리를 갖는다. 북아메리카 내륙 습지에서 번식하고 태평양 해안에서 월동한다. 잠수하여 연체동물과 갑각류를 먹는다. 관심 필요 종이다.

Physical Description

Measurement Value Imperial
날개 폭 54.0 cm 21.3 in
체중 1647.1666666666667 g 58.10 oz

식별

깃털

Male is black with conspicuous white secondaries and a white comma-shaped mark below eye; orange-yellow bill with black basal knob. Female dark brownish-black with two pale facial patches and white wing patch.

Habitat & Range

분포 지역

Breeds in boreal forest and tundra of interior North America. Winters along Pacific and Atlantic coasts south to California and the Gulf states.

Diet & Feeding

Dives for molluscs, crustaceans, and small fish in coastal and inland waters. Favours mussels and clams; forages in flocks.

보전 상태

Least Concern
IUCN Red List

행동 및 번식

둥지

Nest type: SC. Incubation: 25-31 days. Fledging: 50-55 days.

산란 수

6-16

소리

노래

Male produces a soft, whistled note; female gives a harsh, grating call. Similar to Velvet Scoter; the female's rasping call carries across North Pacific bays and coastal inlets.

분류학

Kingdom Animalia
Phylum Chordata
Class Aves
Anseriformes (Waterfowl)
Anatidae (Ducks, Geese & Swans)
Genus Melanitta
Melanitta deglandi

Distribution

White-winged Scoter has been recorded in 4 countries.

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출현 Not recorded
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countries highlighted

External Databases

자주 묻는 질문

What does the White-winged Scoter eat?
Dives for molluscs, crustaceans, and small fish in coastal and inland waters. Favours mussels and clams; forages in flocks.
Where does the White-winged Scoter live?
Breeds in boreal forest and tundra of interior North America. Winters along Pacific and Atlantic coasts south to California and the Gulf states.
Is the White-winged Scoter endangered?
The White-winged Scoter has a conservation status of Least Concern.
How does the White-winged Scoter nest?
Nest type: SC. Incubation: 25-31 days. Fledging: 50-55 days.
What does the White-winged Scoter sound like?
Male produces a soft, whistled note; female gives a harsh, grating call. Similar to Velvet Scoter; the female's rasping call carries across North Pacific bays and coastal inlets.
How big is the White-winged Scoter?
The White-winged Scoter has a wingspan of 54.0 cm, weight of 1647.1666666666667 g.
What order and family does the White-winged Scoter belong to?
The White-winged Scoter (Melanitta deglandi) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

비교

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