Hartlaub's Gull vs Andean Gull
Larus hartlaubii comparé à Larus serranus
Side-by-Side Comparison
| Attribut | Hartlaub's Gull | Andean Gull |
|---|---|---|
| Nom scientifique | Larus hartlaubii | Larus serranus |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 54,0 cm (21.3 in) | 70,6 cm (27.8 in) |
| Poids | 287,5 g (10.14 oz) | 478,0 g (16.86 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Least Concern
Hartlaub's Gull
Least Concern
Andean Gull
About These Birds
Hartlaub's Gull
Hartlaub's Gull, 38–40 cm, is endemic to the Benguela Current coast of Namibia and South Africa. White with grey mantle, dark red bill. Resident; forages on beaches, at harbours, and over cold upwelling waters for fish offal and marine invertebrates. Population stable but range restricted.
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.