Glaucous-winged Gull vs Andean Gull
Larus glaucescens verglichen mit Larus serranus
Side-by-Side Comparison
| Merkmal | Glaucous-winged Gull | Andean Gull |
|---|---|---|
| Wissenschaftlicher Name | Larus glaucescens | Larus serranus |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 82,4 cm (32.4 in) | 70,6 cm (27.8 in) |
| Gewicht | 1095,0166666666667 g (38.63 oz) | 478,0 g (16.86 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1-6 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Glaucous-winged Gull
Least Concern
Andean Gull
About These Birds
Glaucous-winged Gull
Glaucous-winged Gull, 56–68 cm, is the common large gull of the North Pacific from Alaska to California. Distinctive pale grey wing tips (not black) give a uniform grey appearance. Omnivore; forages on rocky shores and at harbours. Hybridises with Western, Herring, and Glaucous Gulls.
Andean Gull
Andean Gull, 45–48 cm, breeds at high-altitude Andean lakes from Colombia to Argentina, typically above 3000 m. Black hood in breeding plumage; white below with grey mantle. Largely insectivore, following cattle or foraging at lake edges. Partial altitudinal migrant descending to Pacific and Atlantic coasts in winter.