Chatham Islands Shag vs Flightless Cormorant
Leucocarbo onslowi 比較対象 Nannopterum harrisi
Side-by-Side Comparison
| 属性 | Chatham Islands Shag | Flightless Cormorant |
|---|---|---|
| 学名 | Leucocarbo onslowi | Nannopterum harrisi |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保全状況 | Critically Endangered | Vulnerable |
| 体長 | — | — |
| 翼開長 | 51.8 cm (20.4 in) | 37.8 cm (14.9 in) |
| 体重 | 2095.0 g (73.90 oz) | 3241.6666666666665 g (114.35 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Critically Endangered
Chatham Islands Shag
Vulnerable
Flightless 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.
Flightless Cormorant
89–100 cm. Dark brown; vestigial wings unsuited for flight; bright turquoise eyes. Endemic to Galapagos Islands (Fernandina and Isabela). Only flightless cormorant; Vulnerable with about 1,000 pairs. Feeds on fish and octopus by diving near shore; no natural land predators historically.