Grey Gull vs Andean Gull
Larus modestus comparé à Larus serranus
Side-by-Side Comparison
| Attribut | Grey Gull | Andean Gull |
|---|---|---|
| Nom scientifique | Larus modestus | Larus serranus |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 63,6 cm (25.0 in) | 70,6 cm (27.8 in) |
| Poids | 325,0 g (11.46 oz) | 478,0 g (16.86 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-4 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Least Concern
Grey Gull
Least Concern
Andean Gull
About These Birds
Grey Gull
Grey Gull, 45–48 cm, breeds in the Atacama Desert of Chile, one of the driest places on earth, nesting far from the coast. Uniform grey body, white head in breeding plumage. Each night adults fly 70–100 km to Humboldt Current coast to feed on fish and invertebrates before returning to chicks.
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.