Black-headed Gull vs Andean Gull
Larus ridibundus в сравнении с Larus serranus
Side-by-Side Comparison
| Характеристика | Black-headed Gull | Andean Gull |
|---|---|---|
| Научное название | Larus ridibundus | Larus serranus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 58,2 cm (22.9 in) | 70,6 cm (27.8 in) |
| Масса | 261,0 g (9.21 oz) | 478,0 g (16.86 oz) |
| Питание | -- | -- |
| Размер кладки | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Black-headed Gull
Least Concern
Andean 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.
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.