Guanay Cormorant vs Antarctic Shag
Leucocarbo bougainvilliorum 对比 Leucocarbo bransfieldensis
Side-by-Side Comparison
| 属性 | Guanay Cormorant | Antarctic Shag |
|---|---|---|
| 学名 | Leucocarbo bougainvilliorum | Leucocarbo bransfieldensis |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Near Threatened | Not Evaluated |
| 体长 | — | — |
| 翼展 | 58.6 cm (23.1 in) | — |
| 体重 | 2280.5 g (80.44 oz) | 2780.0 g (98.06 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Guanay Cormorant
Not Evaluated
Antarctic Shag
About These Birds
Guanay Cormorant
76 cm. Black above; white underparts; black facial skin; yellow bill. Breeds Peruvian and Chilean coast; one of the most abundant South American seabirds. Feeds on anchovy in Humboldt Current. Produces massive guano deposits; colonies of millions historically. Near Threatened; sensitive to El Niño.
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.