European Shag vs Double-crested Cormorant
Gulosus aristotelis 对比 Nannopterum auritum
Side-by-Side Comparison
| 属性 | European Shag | Double-crested Cormorant |
|---|---|---|
| 学名 | Gulosus aristotelis | Nannopterum auritum |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 52.5 cm (20.7 in) | — |
| 体重 | 1777.25 g (62.69 oz) | 1936.0 g (68.29 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-6 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
European Shag
Least Concern
Double-crested Cormorant
About These Birds
European Shag
暗绿鸬鹚是欧洲西部特有的海洋鸟类，主要分布于大西洋沿岸和地中海。体羽光泽的深绿色，具明显的冠羽，嘴基黄色。在陡峭的岩石海岸和峭壁筑巢，以鱼类为食，善于潜水。亦称欧洲鸬鹚，与大鸬鹚在分类上近缘。
Double-crested Cormorant
70–90 cm, wingspan 114–123 cm. Dark with two small orange ear tufts in breeding; orange-yellow facial skin. Widespread across North America and Central America. Highly adaptable; colonial nester. Controversial where it competes with commercial fisheries; feeds almost exclusively on fish.