Chatham Islands Shag vs Pygmy Cormorant
Leucocarbo onslowi 对比 Microcarbo pygmaeus
Side-by-Side Comparison
| 属性 | Chatham Islands Shag | Pygmy Cormorant |
|---|---|---|
| 学名 | Leucocarbo onslowi | Microcarbo pygmaeus |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Critically Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 51.8 cm (20.4 in) | 40.2 cm (15.8 in) |
| 体重 | 2095.0 g (73.90 oz) | 693.3333333333334 g (24.46 oz) |
| 食性 | -- | -- |
| 产卵数 | 3 | 2-8 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Critically Endangered
Chatham Islands Shag
Least Concern
Pygmy Cormorant
About These Birds
Chatham Islands Shag
63 cm. Black and white; orange-red caruncles at bill base. Endemic to Chatham Islands, New Zealand. Critically Endangered; total population fewer than 1,000 birds. Restricted to a few Chatham Islands colonies; feeds on fish and invertebrates in surrounding coastal waters.
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.