Slaty-backed Gull
Larus schistisagus
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<birdfyi-bird slug="larus-schistisagus"></birdfyi-bird>The Slaty-backed Gull (Larus schistisagus) is a bird species in the family Laridae (gulls & terns), within the order Charadriiformes (shorebirds & gulls). Recorded measurements include a wingspan of 87 cm and a weight of 1.3 kg. The IUCN Red List classifies it as Least Concern.
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关于
灰背鸥广泛繁殖于北太平洋沿岸，以暗色背部和翼为特征的大型鸥类，在日本也常见。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 87.0 cm | 34.3 in |
| 体重 | 1280.5 g | 45.17 oz |
Habitat & Range
保护状况
行为与繁殖
筑巢
Incubation: 28-30 days. Fledging: 40-45 days.
产卵数
1-4
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Charadriiformes (Shorebirds & Gulls) |
| 科 | Laridae (Gulls & Terns) |
| Genus | Larus |
| 物种 | Larus schistisagus |
Distribution
Slaty-backed Gull has been recorded in 4 countries.
countries highlighted
External Databases
常见问题
Is the Slaty-backed Gull endangered?
How does the Slaty-backed Gull nest?
How big is the Slaty-backed Gull?
What order and family does the Slaty-backed Gull belong to?
Similar Birds
Other species in the Laridae family