Hawaiian Goose

について

ネーネーはハワイ固有のガン科鳥類で、ハワイ州の州鳥です。カナダガンから進化したと考えられており、足指の水かきが退化しています。溶岩台地や高地の草原に生息し、草や植物を採食します。20世紀に絶滅寸前まで個体数が減少しましたが、保全活動で回復しています。

Physical Description

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

識別

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

分布域

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.

保全状況

Near Threatened

IUCN Red List

行動と繁殖

営巣

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

一腹卵数

1-6

鳴き声

さえずり

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.

分類学

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

Distribution

Hawaiian Goose has been recorded in 6 countries.

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生息あり Not recorded

countries highlighted

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

External Databases

よくある質問

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.