Guanay Cormorant vs Auckland Islands Shag
Leucocarbo bougainvilliorum verglichen mit Leucocarbo colensoi
Side-by-Side Comparison
| Merkmal | Guanay Cormorant | Auckland Islands Shag |
|---|---|---|
| Wissenschaftlicher Name | Leucocarbo bougainvilliorum | Leucocarbo colensoi |
| Ordnung | Suliformes | Suliformes |
| Familie | Phalacrocoracidae | Phalacrocoracidae |
| Erhaltungsstatus | Near Threatened | Vulnerable |
| Länge | — | — |
| Flügelspannweite | 58,6 cm (23.1 in) | 54,7 cm (21.5 in) |
| Gewicht | 2280,5 g (80.44 oz) | 2000,0 g (70.55 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Near Threatened
Guanay Cormorant
Vulnerable
Auckland Islands 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.
Auckland Islands Shag
63 cm. Black and white; orange caruncles. Endemic to Auckland Islands, New Zealand subantarctic. Vulnerable; total population estimated at only a few thousand. Feeds on fish and invertebrates in surrounding cold ocean waters. Non-migratory; restricted to the island group.