Black-tailed Gull vs Vega Gull
Larus crassirostris в сравнении с Larus vegae
Side-by-Side Comparison
| Характеристика | Black-tailed Gull | Vega Gull |
|---|---|---|
| Научное название | Larus crassirostris | Larus vegae |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Not Evaluated |
| Длина | — | — |
| Размах крыльев | 72,8 cm (28.7 in) | — |
| Масса | 675,0 g (23.81 oz) | 1231,75 g (43.45 oz) |
| Питание | -- | -- |
| Размер кладки | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Black-tailed Gull only
Нет
Vega Gull only
Охранный статус
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.