Grey-headed Gull vs Andean Gull
Larus cirrocephalus مقارنةً بـ Larus serranus
Side-by-Side Comparison
| السمة | Grey-headed Gull | Andean Gull |
|---|---|---|
| الاسم العلمي | Larus cirrocephalus | Larus serranus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 63,8 cm (25.1 in) | 70,6 cm (27.8 in) |
| الوزن | 357,5 g (12.61 oz) | 478,0 g (16.86 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Grey-headed Gull
Least Concern
Andean Gull
About These Birds
Grey-headed Gull
Grey-headed Gull, 39–42 cm, breeds across sub-Saharan Africa and coastal South America. Pale grey hood in breeding plumage, red-orange bill and legs. Omnivore and piscivore; frequents large lakes, rivers, and coasts. Partially migratory, dispersing broadly outside breeding season.
Andean Gull
Andean Gull, 45–48 cm, breeds at high-altitude Andean lakes from Colombia to Argentina, typically above 3000 m. Black hood in breeding plumage; white below with grey mantle. Largely insectivore, following cattle or foraging at lake edges. Partial altitudinal migrant descending to Pacific and Atlantic coasts in winter.