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Brent Goose

Branta bernicla

Least Concern
Chiều Dài Sải Cánh
63,9 cm
Khối Lượng
1335,0 g
Họ
Anatidae
Bộ
Anseriformes

Giới Thiệu

A small dark-bodied goose with a black head and neck, small white neck patches, and pale grey belly. Migrates between high-Arctic breeding grounds and temperate coastal wintering areas. Feeds on eel-grass and saltmarsh vegetation in winter. Three subspecies differ in belly coloration.

Physical Description

Measurement Value Imperial
Chiều Dài Sải Cánh 63,9 cm 25.2 in
Khối Lượng 1335,0 g 47.09 oz

Nhận Dạng

Bộ Lông

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.

Phạm Vi Địa Lý

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.

Tình Trạng Bảo Tồn

Least Concern
IUCN Red List

Hành Vi & Sinh Sản

Làm Tổ

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

Số Trứng

1-10

Âm Thanh

Tiếng Hót

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.

Phân Loại Học

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

Distribution

Brent Goose has been recorded in 9 countries.

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Hiện Diện Not recorded
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countries highlighted

External Databases

Câu Hỏi Thường Gặp

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

So Sánh

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