Blue Duck
Hymenolaimus malacorhynchos
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<birdfyi-bird slug="hymenolaimus-malacorhynchos"></birdfyi-bird>The Blue Duck (Hymenolaimus malacorhynchos) is a bird species in the family Anatidae (ducks, geese & swans), within the order Anseriformes (waterfowl). Recorded measurements include a wingspan of 45.6 cm and a weight of 861.8 g. The IUCN Red List classifies it as Endangered.
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について
ブルーダックはニュージーランド固有の希少なカモで、ニュージーランドの国鳥の候補の一つです。青灰色の羽毛と岩の間を縫うように飛ぶ能力が特徴的です。急流の清澄な渓流に生息し、水生昆虫を主食とします。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 45.6 cm | 18.0 in |
| 体重 | 861.75 g | 30.40 oz |
識別
羽毛
Distinctive slate-blue-gray plumage; breast spotted with chestnut-brown in both sexes. Pale bill with flexible pink lobes at tip. Chestnut eye. Sexes similar; adapted to fast-flowing mountain streams in New Zealand.
Habitat & Range
Fast-flowing clear turbulent mountain rivers and streams in pristine native forest at 300–1,500 m in both main islands of New Zealand. Requires undisturbed riparian habitat with abundant aquatic invertebrates.
保全状況
行動と繁殖
営巣
Nest type: CR,CV. Incubation: 31-35 days. Fledging: 70-82 days.
一腹卵数
5-6
鳴き声
さえずり
A soft, musical whistle from fast-flowing South Island rivers. Call is a clear 'whio' — giving the bird its Maori name. Also gives a soft, reedy 'squeak'. Endangered; rarely heard.
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Anseriformes (Waterfowl) |
| 科 | Anatidae (Ducks, Geese & Swans) |
| Genus | Hymenolaimus |
| 種 | Hymenolaimus malacorhynchos |
Distribution
Blue Duck has been recorded in 1 countries.
countries highlighted
External Databases
よくある質問
Where does the Blue Duck live?
Is the Blue Duck endangered?
How does the Blue Duck nest?
What does the Blue Duck sound like?
How big is the Blue Duck?
What order and family does the Blue Duck belong to?
Similar Birds
Other species in the Anatidae family