Chatham Islands Shag vs Little Black Cormorant
Leucocarbo onslowi 对比 Phalacrocorax sulcirostris
Side-by-Side Comparison
| 属性 | Chatham Islands Shag | Little Black Cormorant |
|---|---|---|
| 学名 | Leucocarbo onslowi | Phalacrocorax sulcirostris |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Critically Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 51.8 cm (20.4 in) | 49.8 cm (19.6 in) |
| 体重 | 2095.0 g (73.90 oz) | 971.6666666666666 g (34.27 oz) |
| 食性 | -- | -- |
| 产卵数 | 3 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Critically Endangered
Chatham Islands Shag
Least Concern
Little Black 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.
Little Black Cormorant
55–65 cm. All-black; glossy green-blue; bare black facial skin. Widespread across Australia, New Zealand, and Southeast Asia in freshwater and marine environments. Highly gregarious; nests colonially in trees. Feeds on fish by pursuit-diving; often seen drying wings on posts.