Heermann's Gull vs Arctic Herring Gull
Larus heermanni 对比 Larus smithsonianus
Side-by-Side Comparison
| 属性 | Heermann's Gull | Arctic Herring Gull |
|---|---|---|
| 学名 | Larus heermanni | Larus smithsonianus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 67.2 cm (26.5 in) | 85.9 cm (33.8 in) |
| 体重 | 448.26666666666665 g (15.81 oz) | 1108.0 g (39.08 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Heermann's Gull
Least Concern
Arctic Herring 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。
Arctic Herring Gull
Arctic Herring Gull, 55–66 cm, breeds across Arctic North America and winters on all coasts of the US. Formerly lumped with European Herring Gull; darker-eyed on average, slightly more northerly range. Omnivore and scavenger; abundant at fishing ports, dumps, and beaches in winter.