Stewart Island Shag vs Pygmy Cormorant
Leucocarbo chalconotus 对比 Microcarbo pygmaeus
Side-by-Side Comparison
| 属性 | Stewart Island Shag | Pygmy Cormorant |
|---|---|---|
| 学名 | Leucocarbo chalconotus | Microcarbo pygmaeus |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 56.7 cm (22.3 in) | 40.2 cm (15.8 in) |
| 体重 | 2368.75 g (83.56 oz) | 693.3333333333334 g (24.46 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 2-8 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Stewart Island Shag
Least Concern
Pygmy Cormorant
About These Birds
Stewart Island Shag
68 cm. Black and white pied shag; dark forms also occur; orange caruncles. Endemic to Stewart Island and southern South Island coast, New Zealand. Vulnerable; feeds on fish in cold coastal waters. Colonial nester on cliff ledges; closely related to other New Zealand endemic shags.
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.