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Brent Goose

Branta bernicla

Least Concern
날개 폭
63.9 cm
체중
1335.0 g
Anatidae
Anseriformes
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소개

검은 머리와 목, 작은 흰 목 반점, 연한 회색 배를 가진 작은 어두운 몸통의 기러기입니다. 고위도 북극 번식지와 온대 해안 월동지 사이를 이동합니다. 겨울에 잘피와 염습지 식생을 먹습니다. 세 아종이 배 색상이 다릅니다.

Physical Description

Measurement Value Imperial
날개 폭 63.9 cm 25.2 in
체중 1335.0 g 47.09 oz

식별

깃털

Small; mostly black head, neck, and breast. Small white neck-patch on adults. Back dark brownish-gray; belly pale gray to white depending on subspecies. White undertail coverts. Sexes similar.

Habitat & Range

Breeds on high-Arctic tundra; winters on estuaries, coastal mudflats, saltmarshes, and sea-grass beds along Atlantic and Pacific coastlines. One of the most strictly coastal wintering geese.

분포 지역

Breeds across boreal and subarctic Canada and Alaska; winters in the southern United States, Mexico, and Central America.

Diet & Feeding

Primarily herbivorous; grazes aquatic plants, grasses, and sedges; swans upend in shallow water for submerged vegetation.

보전 상태

Least Concern
IUCN Red List

행동 및 번식

둥지

Nest type: SC. Incubation: 23-29 days. Fledging: 40-45 days.

산란 수

1-10

소리

노래

A low, guttural 'rronk' or 'ronk-ronk' from flocks. Soft nasal calls in feeding groups. A subtle, understated call for a goose — less loud than most Anser geese.

분류학

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

Distribution

Brent Goose has been recorded in 9 countries.

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출현 Not recorded
{# Simplified country/region shapes — major landmasses with ISO alpha-2 data attributes. These are simplified polygon representations for visual distribution display. #}

countries highlighted

External Databases

자주 묻는 질문

What does the Brent Goose eat?
Primarily herbivorous; grazes aquatic plants, grasses, and sedges; swans upend in shallow water for submerged vegetation.
Where does the Brent Goose live?
Breeds on high-Arctic tundra; winters on estuaries, coastal mudflats, saltmarshes, and sea-grass beds along Atlantic and Pacific coastlines. One of the most strictly coastal wintering geese.
Is the Brent Goose endangered?
The Brent Goose has a conservation status of Least Concern.
How does the Brent Goose nest?
Nest type: SC. Incubation: 23-29 days. Fledging: 40-45 days.
What does the Brent Goose sound like?
A low, guttural 'rronk' or 'ronk-ronk' from flocks. Soft nasal calls in feeding groups. A subtle, understated call for a goose — less loud than most Anser geese.
How big is the Brent Goose?
The Brent Goose has a wingspan of 63.9 cm, weight of 1335.0 g.
What order and family does the Brent Goose belong to?
The Brent Goose (Branta bernicla) belongs to the order Anseriformes and the family Anatidae.

Similar Birds

Other species in the Anatidae family

비교

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