Black-legged Kittiwake
Rissa tridactyla
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<birdfyi-bird slug="rissa-tridactyla"></birdfyi-bird>The Black-legged Kittiwake (Rissa tridactyla) is a bird species in the family Laridae (gulls & terns), within the order Charadriiformes (shorebirds & gulls). Recorded measurements include a wingspan of 60.2 cm and a weight of 439.3 g. The IUCN Red List classifies it as Vulnerable.
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关于
三趾鸥（约400克）是一种典型的海洋性鸥类，在陡峭悬崖上筑巢，在大洋上度过非繁殖季节。翅尖纯黑，后趾退化（由此得名）。以鱼类和浮游动物为食。易危；近几十年来某些种群数量大幅下降，可能与鱼类减少和气候变化有关。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 60.2 cm | 23.7 in |
| 体重 | 439.3333333333333 g | 15.50 oz |
Habitat & Range
保护状况
行为与繁殖
筑巢
Nest type: HC. Incubation: 24-28 days. Fledging: 35-49 days.
产卵数
1-3
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Charadriiformes (Shorebirds & Gulls) |
| 科 | Laridae (Gulls & Terns) |
| Genus | Rissa |
| 物种 | Rissa tridactyla |
Distribution
Black-legged Kittiwake has been recorded in 7 countries.
countries highlighted
External Databases
常见问题
Is the Black-legged Kittiwake endangered?
How does the Black-legged Kittiwake nest?
How big is the Black-legged Kittiwake?
What order and family does the Black-legged Kittiwake belong to?
Similar Birds
Other species in the Laridae family