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Black-legged Kittiwake

Rissa tridactyla

Vulnerable
翼展
60.2 cm
体重
439.3333333333333 g
Laridae
Charadriiformes
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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

Vulnerable
IUCN Red List

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
Charadriiformes (Shorebirds & Gulls)
Laridae (Gulls & Terns)
Genus Rissa
物种 Rissa tridactyla

Distribution

Black-legged Kittiwake has been recorded in 7 countries.

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出现 Not recorded
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countries highlighted

External Databases

常见问题

Is the Black-legged Kittiwake endangered?
The Black-legged Kittiwake has a conservation status of Vulnerable.
How does the Black-legged Kittiwake nest?
Nest type: HC. Incubation: 24-28 days. Fledging: 35-49 days.
How big is the Black-legged Kittiwake?
The Black-legged Kittiwake has a wingspan of 60.2 cm, weight of 439.3333333333333 g.
What order and family does the Black-legged Kittiwake belong to?
The Black-legged Kittiwake (Rissa tridactyla) belongs to the order Charadriiformes and the family Laridae.

Similar Birds

Other species in the Laridae family

比较

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