Heermann's Gull vs Pallas's Gull
Larus heermanni 对比 Larus ichthyaetus
Side-by-Side Comparison
| 属性 | Heermann's Gull | Pallas's Gull |
|---|---|---|
| 学名 | Larus heermanni | Larus ichthyaetus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 67.2 cm (26.5 in) | 94.2 cm (37.1 in) |
| 体重 | 448.26666666666665 g (15.81 oz) | 1413.3333333333333 g (49.85 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Heermann's Gull
Least Concern
Pallas's Gull
About These Birds
Heermann's Gull
赫尔曼鸥在加利福尼亚海岸和下加利福尼亚半岛岛屿繁殖，以暗色体色和红色嘴为特征。
Pallas's Gull
Pallas's Gull, 57–61 cm, is the world's largest hooded gull, breeding on Central Asian lakes and wintering in the Indian Ocean. Massive yellow bill with orange tip, black hood with white eye-crescents. Piscivore; plunge-dives and pirates food from other seabirds. Partially migratory.