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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について
北大西洋・北太平洋の断崖で繁殖し、外洋で越冬する海鳥（体長38〜40cm）。白い体と灰色の翼・黒い翼端、後趾の退化が特徴的。Rissa tridactyla（ミツユビカモメ）は垂直な岩の壁面に小さな巣を作るが、子供は落下防止のために本能的に動かない行動を取る。Laridae科。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼開長 | 60.2 cm | 23.7 in |
| 体重 | 439.3333333333333 g | 15.50 oz |
Habitat & Range
保全状況
行動と繁殖
営巣
Nest type: HC. Incubation: 24-28 days. Fledging: 35-49 days.
一腹卵数
1-3
分類学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Charadriiformes (Shorebirds & Gulls) |
| 科 | Laridae (Gulls & Terns) |
| Genus | Rissa |
| 種 | Rissa tridactyla |
Distribution
Black-legged Kittiwake has been recorded in 7 countries.
countries highlighted
External Databases
よくある質問
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