Chatham Islands Shag vs Flightless Cormorant
Leucocarbo onslowi verglichen mit Nannopterum harrisi
Side-by-Side Comparison
| Merkmal | Chatham Islands Shag | Flightless Cormorant |
|---|---|---|
| Wissenschaftlicher Name | Leucocarbo onslowi | Nannopterum harrisi |
| Ordnung | Suliformes | Suliformes |
| Familie | Phalacrocoracidae | Phalacrocoracidae |
| Erhaltungsstatus | Critically Endangered | Vulnerable |
| Länge | — | — |
| Flügelspannweite | 51,8 cm (20.4 in) | 37,8 cm (14.9 in) |
| Gewicht | 2095,0 g (73.90 oz) | 3241,6666666666665 g (114.35 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
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.