Short-billed Gull vs Saunders's Gull
Larus brachyrhynchus в сравнении с Saundersilarus saundersi
Side-by-Side Comparison
| Характеристика | Short-billed Gull | Saunders's Gull |
|---|---|---|
| Научное название | Larus brachyrhynchus | Saundersilarus saundersi |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Not Evaluated | Vulnerable |
| Длина | — | — |
| Размах крыльев | — | 54,8 cm (21.6 in) |
| Масса | 395,0 g (13.93 oz) | 195,0 g (6.88 oz) |
| Питание | -- | -- |
| Размер кладки | 1-5 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Short-billed Gull only
Saunders's Gull only
Нет
Охранный статус
Not Evaluated
Short-billed Gull
Vulnerable
Saunders's Gull
About These Birds
Short-billed Gull
Short-billed Gull, 40–45 cm, breeds in interior Alaska and western Canada, wintering on the Pacific coast. Recently split from Common Gull; slightly smaller with a shorter bill and more rounded head. Omnivore; often inland on grasslands and agricultural fields during migration. Migratory.
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.