Rough-faced Shag vs Heard Shag
Leucocarbo carunculatus 对比 Leucocarbo nivalis
Side-by-Side Comparison
| 属性 | Rough-faced Shag | Heard Shag |
|---|---|---|
| 学名 | Leucocarbo carunculatus | Leucocarbo nivalis |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Vulnerable | Not Evaluated |
| 体长 | — | — |
| 翼展 | 57.6 cm (22.7 in) | — |
| 体重 | 2577.5 g (90.92 oz) | 2931.0 g (103.39 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-3 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Rough-faced Shag
Not Evaluated
Heard Shag
About These Birds
Rough-faced Shag
65–70 cm. Black above; white below; prominent orange-red facial caruncles. Endemic to Cook Strait area, New Zealand. Vulnerable; small fragmented population. Feeds on fish and invertebrates in coastal waters. Colonial nester on cliff ledges; distinct from other New Zealand shags.
Heard Shag
63 cm. Black above; white below; orange caruncles. Endemic to Heard Island and McDonald Islands, remote Australian sub-Antarctic territory. Vulnerable; population of only a few thousand in a very restricted range. Feeds on fish and invertebrates in cold surrounding ocean.