Pygmy Cormorant vs Flightless Cormorant
Microcarbo pygmaeus 对比 Nannopterum harrisi
Side-by-Side Comparison
| 属性 | Pygmy Cormorant | Flightless Cormorant |
|---|---|---|
| 学名 | Microcarbo pygmaeus | Nannopterum harrisi |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 40.2 cm (15.8 in) | 37.8 cm (14.9 in) |
| 体重 | 693.3333333333334 g (24.46 oz) | 3241.6666666666665 g (114.35 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-8 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Pygmy Cormorant
Vulnerable
Flightless Cormorant
About These Birds
Pygmy Cormorant
45–55 cm. Small; dark brown with chestnut head and neck in breeding; pale yellow throat. Resident across eastern Europe, Middle East, and Central Asia in freshwater lakes and rivers. Vulnerable; declining due to wetland degradation. Feeds on small fish by diving.
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.