Short-billed Gull vs Andean Gull
Larus brachyrhynchus so với Larus serranus
Side-by-Side Comparison
| Thuộc Tính | Short-billed Gull | Andean Gull |
|---|---|---|
| Tên Khoa Học | Larus brachyrhynchus | Larus serranus |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 70,6 cm (27.8 in) |
| Khối Lượng | 395,0 g (13.93 oz) | 478,0 g (16.86 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Short-billed Gull only
Andean Gull only
Không
Tình Trạng Bảo Tồn
Not Evaluated
Short-billed Gull
Least Concern
Andean Gull
About These Birds
Short-billed Gull
Short-billed Gull, 40–45 cm, breeds in interior Alaska and western Canada, wintering on the Pacific coast. Recently split from Common Gull; slightly smaller with a shorter bill and more rounded head. Omnivore; often inland on grasslands and agricultural fields during migration. Migratory.
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.