Chatham Islands Shag vs Socotra Cormorant
Leucocarbo onslowi 对比 Phalacrocorax nigrogularis
Side-by-Side Comparison
| 属性 | Chatham Islands Shag | Socotra Cormorant |
|---|---|---|
| 学名 | Leucocarbo onslowi | Phalacrocorax nigrogularis |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Critically Endangered | Vulnerable |
| 体长 | — | — |
| 翼展 | 51.8 cm (20.4 in) | 56.6 cm (22.3 in) |
| 体重 | 2095.0 g (73.90 oz) | 1560.0 g (55.03 oz) |
| 食性 | -- | -- |
| 产卵数 | 3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Critically Endangered
Chatham Islands Shag
Vulnerable
Socotra 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.
Socotra Cormorant
80 cm. Large; dark brown with pale yellow gape and facial skin. Breeds on islands in the Persian Gulf, Gulf of Oman, and Red Sea. Vulnerable; faces threats from oil spills, human disturbance, and overfishing. Feeds on fish in warm Arabian Sea; colonial nester on flat, barren islands.