Western Gull vs Andean Gull
Larus occidentalis 对比 Larus serranus
Side-by-Side Comparison
| 属性 | Western Gull | Andean Gull |
|---|---|---|
| 学名 | Larus occidentalis | Larus serranus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 79.5 cm (31.3 in) | 70.6 cm (27.8 in) |
| 体重 | 957.5 g (33.77 oz) | 478.0 g (16.86 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Western Gull
Least Concern
Andean Gull
About These Birds
Western Gull
Western Gull, 55–68 cm, is the dominant large gull on the US Pacific coast from Washington to Baja California. Dark-mantled with pink legs, yellow bill with red spot. Omnivore; breeds on offshore islands, scavenges at harbours and landfills. Non-migratory; resident along its breeding coast.
Andean Gull
安第斯鸥栖息于安第斯山脉的高山湖泊，是适应高地湖泊繁殖的南美固有鸥类。