Antarctic Shag vs Chatham Islands Shag
Leucocarbo bransfieldensis 对比 Leucocarbo onslowi
Side-by-Side Comparison
| 属性 | Antarctic Shag | Chatham Islands Shag |
|---|---|---|
| 学名 | Leucocarbo bransfieldensis | Leucocarbo onslowi |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Not Evaluated | Critically Endangered |
| 体长 | — | — |
| 翼展 | — | 51.8 cm (20.4 in) |
| 体重 | 2780.0 g (98.06 oz) | 2095.0 g (73.90 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Not Evaluated
Antarctic Shag
Critically Endangered
Chatham Islands Shag
About These Birds
Antarctic Shag
63–72 cm. Black above; white below; caruncles reduced compared to related shags. Breeds on the Antarctic Peninsula and associated islands. Feeds on fish in cold Antarctic coastal waters. One of the southernmost-breeding cormorants; largely sedentary around breeding colonies.
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.