Brown-headed Gull vs Fairy Tern
Larus brunnicephalus so với Sternula nereis
Side-by-Side Comparison
| Thuộc Tính | Brown-headed Gull | Fairy Tern |
|---|---|---|
| Tên Khoa Học | Larus brunnicephalus | Sternula nereis |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 66,8 cm (26.3 in) | 35,6 cm (14.0 in) |
| Khối Lượng | 584,0 g (20.60 oz) | 68,5 g (2.42 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Brown-headed Gull
Vulnerable
Fairy Tern
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.
Fairy Tern
Fairy Tern, 22–25 cm, breeds in southern Australia, New Zealand, and New Caledonia on sandy beaches. White and pale grey with an orange-yellow bill; delicate and buoyant in flight. Piscivore; hovers and plunge-dives in shallow coastal and estuarine waters. Vulnerable due to beach disturbance.