Black-tailed Gull vs Mongolian Gull
Larus crassirostris so với Larus mongolicus
Side-by-Side Comparison
| Thuộc Tính | Black-tailed Gull | Mongolian Gull |
|---|---|---|
| Tên Khoa Học | Larus crassirostris | Larus mongolicus |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 72,8 cm (28.7 in) | — |
| Khối Lượng | 675,0 g (23.81 oz) | 1163,75 g (41.05 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Black-tailed Gull
Not Evaluated
Mongolian Gull
About These Birds
Black-tailed Gull
Black-tailed Gull, 44–48 cm, is common on East Asian coasts from Russia to China, Japan, and Korea. Grey mantle, white body, yellow bill with red spot and black subterminal band, yellow legs. Omnivore; very vocal, known as the 'cat gull' for its mewing calls. Migratory; winters south to Vietnam.
Mongolian Gull
Mongolian Gull, 55–65 cm, breeds at high-altitude lakes in Mongolia and winters on coasts of China, Korea, and Japan. Pale grey mantle, pink orbital ring, yellow bill. Recently recognised as a full species, split from the Herring Gull complex. Omnivore; forages at inland lakes and coastal estuaries.