European Shag vs Flightless Cormorant
Gulosus aristotelis 比較対象 Nannopterum harrisi
Side-by-Side Comparison
| 属性 | European Shag | Flightless Cormorant |
|---|---|---|
| 学名 | Gulosus aristotelis | Nannopterum harrisi |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 52.5 cm (20.7 in) | 37.8 cm (14.9 in) |
| 体重 | 1777.25 g (62.69 oz) | 3241.6666666666665 g (114.35 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-6 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
European Shag
Vulnerable
Flightless Cormorant
About These Birds
European Shag
体長68〜78 cm、翼幅95〜110 cm。光沢のある緑色を帯びた全黒色;繁殖期には短い直立した冠羽;黄色い口角。厳密に海洋性で、西ヨーロッパと地中海の岩礁海岸に繁殖。澄んだ沿岸水域で潜水して魚を捕食。絶滅危惧種;石油流出と乱獲が脅威。
Flightless Cormorant
89–100 cm. Dark brown; vestigial wings unsuited for flight; bright turquoise eyes. Endemic to Galapagos Islands (Fernandina and Isabela). Only flightless cormorant; Vulnerable with about 1,000 pairs. Feeds on fish and octopus by diving near shore; no natural land predators historically.