Franklin's Gull vs Saunders's Gull
Larus pipixcan ile kıyaslandığında Saundersilarus saundersi
Side-by-Side Comparison
| Özellik | Franklin's Gull | Saunders's Gull |
|---|---|---|
| Bilimsel Ad | Larus pipixcan | Saundersilarus saundersi |
| Takım | Charadriiformes | Charadriiformes |
| Familya | Laridae | Laridae |
| Koruma Durumu | Least Concern | Vulnerable |
| Uzunluk | — | — |
| Kanat Açıklığı | 55,9 cm (22.0 in) | 54,8 cm (21.6 in) |
| Ağırlık | 279,8333333333333 g (9.87 oz) | 195,0 g (6.88 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Franklin's Gull only
Saunders's Gull only
Hiçbiri
Koruma Durumu
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.