Pygmy Cormorant vs Double-crested Cormorant
Microcarbo pygmaeus 比較対象 Nannopterum auritum
Side-by-Side Comparison
| 属性 | Pygmy Cormorant | Double-crested Cormorant |
|---|---|---|
| 学名 | Microcarbo pygmaeus | Nannopterum auritum |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 40.2 cm (15.8 in) | — |
| 体重 | 693.3333333333334 g (24.46 oz) | 1936.0 g (68.29 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-8 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Pygmy Cormorant
Least Concern
Double-crested Cormorant
About These Birds
Pygmy Cormorant
南ヨーロッパから中東・中央アジアの湿地に生息するピグミーコーモラント。体長45〜55cm。小型の茶黒色のウ。葦原の生える湖や川に生息し、魚を捕食する。低危険種。
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.