Black-headed Gull vs Saunders's Gull
Larus ridibundus مقارنةً بـ Saundersilarus saundersi
Side-by-Side Comparison
| السمة | Black-headed Gull | Saunders's Gull |
|---|---|---|
| الاسم العلمي | Larus ridibundus | Saundersilarus saundersi |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Least Concern | Vulnerable |
| الطول | — | — |
| طول الجناح | 58,2 cm (22.9 in) | 54,8 cm (21.6 in) |
| الوزن | 261,0 g (9.21 oz) | 195,0 g (6.88 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Black-headed Gull
Vulnerable
Saunders's Gull
About These Birds
Black-headed Gull
Black-headed Gull, 38–44 cm, is one of Europe's commonest gulls, breeding across the Palearctic on wetlands and coasts. Chocolate-brown (not black) hood in summer, lost in winter leaving dark ear-spot. Omnivore; follows ploughs, scavenges in cities, dips for invertebrates. 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.