Gadwall
Mareca strepera
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<birdfyi-bird slug="mareca-strepera"></birdfyi-bird>The Gadwall (Mareca strepera) is a bird species in the family Anatidae (ducks, geese & swans), within the order Anseriformes (waterfowl). Recorded measurements include a wingspan of 50.3 cm and a weight of 857.5 g. The IUCN Red List classifies it as Least Concern.
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关于
赤膀鸭是北美和欧亚大陆广泛分布的水面鸭，雄鸟羽色低调，以其翼后缘的栗红色翼镜为特征，嘴黑色，腿橙色；雌鸟褐色。繁殖于北温带湖泊和沼泽，越冬于温带至亚热带地区。以水生植物为主食，偶尔取食无脊椎动物。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 50.3 cm | 19.8 in |
| 体重 | 857.5 g | 30.25 oz |
识别
羽毛
Males have finely vermiculated gray-brown plumage with black rump and undertail. White speculum patch diagnostic in flight. Females mottled brown like Mallard but smaller and with orange-sided bill. Subtle but elegant.
Habitat & Range
Freshwater lakes, reservoirs, marshes, and rivers with emergent vegetation across Eurasia and North America. Winters on large open wetlands and coastal estuaries. Range and population increasing in Europe.
保护状况
行为与繁殖
筑巢
Nest type: SC. Incubation: 21-27 days. Fledging: 48-63 days.
产卵数
5-15
声音
鸣唱
Male utters a soft, nasal nheck note; female produces a series of descending, quacking notes. Both sexes are relatively quiet; female's quacking is softer and less strident than a Mallard.
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Anseriformes (Waterfowl) |
| 科 | Anatidae (Ducks, Geese & Swans) |
| Genus | Mareca |
| 物种 | Mareca strepera |
Distribution
Gadwall has been recorded in 7 countries.
countries highlighted
External Databases
常见问题
Where does the Gadwall live?
Is the Gadwall endangered?
How does the Gadwall nest?
What does the Gadwall sound like?
How big is the Gadwall?
What order and family does the Gadwall belong to?
Similar Birds
Other species in the Anatidae family