Franklin's Gull vs Saunders's Gull
Larus pipixcan в сравнении с Saundersilarus saundersi
Side-by-Side Comparison
| Характеристика | Franklin's Gull | Saunders's Gull |
|---|---|---|
| Научное название | Larus pipixcan | Saundersilarus saundersi |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Vulnerable |
| Длина | — | — |
| Размах крыльев | 55,9 cm (22.0 in) | 54,8 cm (21.6 in) |
| Масса | 279,8333333333333 g (9.87 oz) | 195,0 g (6.88 oz) |
| Питание | -- | -- |
| Размер кладки | 1-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Franklin's Gull
Vulnerable
Saunders's Gull
About These Birds
Franklin's Gull
Franklin's Gull, 32–36 cm, makes one of the longest overland migrations of any gull, breeding on prairie marshes of North America and wintering on Pacific coasts of South America — a journey of 12,000+ km. Rosy-flushed underparts in spring; black hood with distinctive white eye-crescents. Insectivore.
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.