Grey-headed Gull vs Saunders's Gull
Larus cirrocephalus 对比 Saundersilarus saundersi
Side-by-Side Comparison
| 属性 | Grey-headed Gull | Saunders's Gull |
|---|---|---|
| 学名 | Larus cirrocephalus | Saundersilarus saundersi |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 63.8 cm (25.1 in) | 54.8 cm (21.6 in) |
| 体重 | 357.5 g (12.61 oz) | 195.0 g (6.88 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Grey-headed Gull
Vulnerable
Saunders's Gull
About These Birds
Grey-headed Gull
灰头鸥广泛分布于非洲和南美洲的湖泊和河口，繁殖期灰色头巾为其特征。
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.