Black-tailed Gull vs Vega Gull
Larus crassirostris مقارنةً بـ Larus vegae
Side-by-Side Comparison
| السمة | Black-tailed Gull | Vega Gull |
|---|---|---|
| الاسم العلمي | Larus crassirostris | Larus vegae |
| 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) | 1231,75 g (43.45 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
Black-tailed Gull only
بلا
Vega Gull only
حالة الحفاظ
Least Concern
Black-tailed Gull
Not Evaluated
Vega 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.
Vega Gull
Vega Gull, 55–68 cm, breeds in Siberia and winters on Pacific coasts from Japan to China. Formerly considered a subspecies of Herring Gull; slightly darker grey mantle, pink-fleshed orbital ring. Omnivore; scavenges at ports and forages along rocky coasts. Migratory; common in East Asian harbours in winter.