Western Gull vs Andean Gull
Larus occidentalis ile kıyaslandığında Larus serranus
Side-by-Side Comparison
| Özellik | Western Gull | Andean Gull |
|---|---|---|
| Bilimsel Ad | Larus occidentalis | Larus serranus |
| Takım | Charadriiformes | Charadriiformes |
| Familya | Laridae | Laridae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 79,5 cm (31.3 in) | 70,6 cm (27.8 in) |
| Ağırlık | 957,5 g (33.77 oz) | 478,0 g (16.86 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Koruma Durumu
Least Concern
Western Gull
Least Concern
Andean Gull
About These Birds
Western Gull
Western Gull, 55–68 cm, is the dominant large gull on the US Pacific coast from Washington to Baja California. Dark-mantled with pink legs, yellow bill with red spot. Omnivore; breeds on offshore islands, scavenges at harbours and landfills. Non-migratory; resident along its breeding coast.
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.