Hawaiian Goose

关于

夏威夷雁（奈内雁）是夏威夷的州鸟，也是世界上最稀有的雁类之一。特化于夏威夷熔岩地带生活，脚趾间蹼减退，适于在崎岖地面行走。曾因引入哺乳动物捕食和栖息地破坏而濒临灭绝，经人工繁育和再引入计划，数量已从20世纪50年代的不足30只恢复至2000余只。

Physical Description

Measurement	Value	Imperial
翼展	72.8 cm	28.7 in
体重	2150.0 g	75.84 oz

识别

羽毛

Buff-tan neck with black and white channeled furrows. Crown and face black; hindneck black. Body gray-brown above; underparts pale with buff breast. Reduced webbing on feet. Sexes similar. State bird Hawaii.

Habitat & Range

Volcanic slopes, lava flows, coastal grasslands, and shrublands on Maui, Hawai'i, and Kauai. Adapted to rocky terrain with reduced toe webbing. Introduced to other Hawaiian islands. Avoids dense forest.

🌾 Grassland

分布范围

Breeds in sub-Arctic Canada; winters on large lakes and rivers from the Gulf of Mexico north to where water remains open.

Diet & Feeding

Eats aquatic plants, algae, and grasses; upends in shallow water to graze submerged vegetation; diet shifts with season.

保护状况

Near Threatened

IUCN Red List

行为与繁殖

筑巢

Nest type: SC. Incubation: 29-32 days. Fledging: 70-84 days.

产卵数

1-6

声音

鸣唱

A soft, low 'moo-moo' — the murmuring call gives the Nene its Hawaiian name. Also gives honking calls in flight. Less vocal than Canada Goose; distinctive murmuring quality.

分类学

Kingdom	Animalia
Phylum	Chordata
Class	Aves
目	Anseriformes (Waterfowl)
科	Anatidae (Ducks, Geese & Swans)
Genus	Branta
物种	Branta sandvicensis

Distribution

Hawaiian Goose has been recorded in 6 countries.

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出现 Not recorded

countries highlighted

🇦🇪 United Arab Emirates 🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom

External Databases

常见问题

What does the Hawaiian Goose eat?

Eats aquatic plants, algae, and grasses; upends in shallow water to graze submerged vegetation; diet shifts with season.

Where does the Hawaiian Goose live?

Volcanic slopes, lava flows, coastal grasslands, and shrublands on Maui, Hawai'i, and Kauai. Adapted to rocky terrain with reduced toe webbing. Introduced to other Hawaiian islands. Avoids dense forest.

Is the Hawaiian Goose endangered?

The Hawaiian Goose has a conservation status of Near Threatened.

How does the Hawaiian Goose nest?

Nest type: SC. Incubation: 29-32 days. Fledging: 70-84 days.

What does the Hawaiian Goose sound like?

A soft, low 'moo-moo' — the murmuring call gives the Nene its Hawaiian name. Also gives honking calls in flight. Less vocal than Canada Goose; distinctive murmuring quality.

How big is the Hawaiian Goose?

The Hawaiian Goose has a wingspan of 72.8 cm, weight of 2150.0 g.

What order and family does the Hawaiian Goose belong to?

The Hawaiian Goose (Branta sandvicensis) belongs to the order Anseriformes and the family Anatidae.