Chatham Islands Shag vs Crowned Cormorant
Leucocarbo onslowi 对比 Microcarbo coronatus
Side-by-Side Comparison
| 属性 | Chatham Islands Shag | Crowned Cormorant |
|---|---|---|
| 学名 | Leucocarbo onslowi | Microcarbo coronatus |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Critically Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 51.8 cm (20.4 in) | 41.2 cm (16.2 in) |
| 体重 | 2095.0 g (73.90 oz) | 768.0 g (27.09 oz) |
| 食性 | -- | -- |
| 产卵数 | 3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Critically Endangered
Chatham Islands Shag
Least Concern
Crowned 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.
Crowned Cormorant
50–57 cm. Dark brown with white facial spots in breeding plumage; orange-red facial skin. Endemic to coastal southern Africa (Namibia and South Africa). Near Threatened; restricted range on rocky shores and inshore waters. Feeds on fish; colonial nester on rocky islands and sea stacks.