Brown-headed Gull vs Western Gull
Larus brunnicephalus so với Larus occidentalis
Side-by-Side Comparison
| Thuộc Tính | Brown-headed Gull | Western Gull |
|---|---|---|
| Tên Khoa Học | Larus brunnicephalus | Larus occidentalis |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 66,8 cm (26.3 in) | 79,5 cm (31.3 in) |
| Khối Lượng | 584,0 g (20.60 oz) | 957,5 g (33.77 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-4 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Brown-headed Gull
Least Concern
Western Gull
About These Birds
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.
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.