Short-billed Gull vs Brown-headed Gull
Larus brachyrhynchus so với Larus brunnicephalus
Side-by-Side Comparison
| Thuộc Tính | Short-billed Gull | Brown-headed Gull |
|---|---|---|
| Tên Khoa Học | Larus brachyrhynchus | Larus brunnicephalus |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 66,8 cm (26.3 in) |
| Khối Lượng | 395,0 g (13.93 oz) | 584,0 g (20.60 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Short-billed Gull only
Brown-headed Gull only
Không
Tình Trạng Bảo Tồn
Not Evaluated
Short-billed Gull
Least Concern
Brown-headed 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.
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.