Black-tailed Gull vs Mongolian Gull
Larus crassirostris مقارنةً بـ Larus mongolicus
Side-by-Side Comparison
| السمة | Black-tailed Gull | Mongolian Gull |
|---|---|---|
| الاسم العلمي | Larus crassirostris | Larus mongolicus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Least Concern | Not Evaluated |
| الطول | — | — |
| طول الجناح | 72,8 cm (28.7 in) | — |
| الوزن | 675,0 g (23.81 oz) | 1163,75 g (41.05 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
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.