Relict Gull vs Saunders's Gull
Larus relictus 比較対象 Saundersilarus saundersi
Side-by-Side Comparison
| 属性 | Relict Gull | Saunders's Gull |
|---|---|---|
| 学名 | Larus relictus | Saundersilarus saundersi |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Vulnerable | Vulnerable |
| 体長 | — | — |
| 翼開長 | 67.0 cm (26.4 in) | 54.8 cm (21.6 in) |
| 体重 | 516.75 g (18.23 oz) | 195.0 g (6.88 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
Relict Gull
Vulnerable
Saunders's Gull
About These Birds
Relict Gull
Relict Gull, 44–46 cm, is a Vulnerable species breeding on remote saline lakes in Mongolia and northern China. Black hood with white eye-crescents, red bill, red legs. Very poorly known outside breeding season; winters on Yellow Sea coasts. Threatened by drought and wetland degradation.
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.