Brown-headed Gull vs Silver Gull
Larus brunnicephalus so với Larus novaehollandiae
Side-by-Side Comparison
| Thuộc Tính | Brown-headed Gull | Silver Gull |
|---|---|---|
| Tên Khoa Học | Larus brunnicephalus | Larus novaehollandiae |
| 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) | 55,5 cm (21.9 in) |
| Khối Lượng | 584,0 g (20.60 oz) | 285,3333333333333 g (10.06 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
Silver 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.
Silver Gull
Silver Gull, 36–44 cm, is Australia's most familiar gull, present year-round on all coasts and increasingly inland. White body, grey mantle, red bill and legs. Opportunistic omnivore; thrives on human food waste and follows fishing boats. Expanding range inland as irrigation provides new habitat.