Black-tailed Gull vs Sabine's Gull
Larus crassirostris в сравнении с Xema sabini
Side-by-Side Comparison
| Характеристика | Black-tailed Gull | Sabine's Gull |
|---|---|---|
| Научное название | Larus crassirostris | Xema sabini |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 72,8 cm (28.7 in) | 53,0 cm (20.9 in) |
| Масса | 675,0 g (23.81 oz) | 182,16666666666666 g (6.43 oz) |
| Питание | -- | -- |
| Размер кладки | 2-3 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Black-tailed Gull
Least Concern
Sabine's 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.
Sabine's Gull
Sabine's Gull, 27–32 cm, is an elegant small gull breeding in Arctic tundra and wintering in the Humboldt and Benguela Current upwellings. Striking tricoloured wing pattern — dark primaries, grey secondaries, white inner wing. Long-distance migrant; crosses equator twice annually. Planktivore and piscivore.