Andean Gull vs Damara Tern
Larus serranus comparé à Sternula balaenarum
Side-by-Side Comparison
| Attribut | Andean Gull | Damara Tern |
|---|---|---|
| Nom scientifique | Larus serranus | Sternula balaenarum |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 70,6 cm (27.8 in) | 33,9 cm (13.3 in) |
| Poids | 478,0 g (16.86 oz) | 50,675 g (1.79 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Least Concern
Andean Gull
Least Concern
Damara Tern
About These Birds
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.
Damara Tern
Damara Tern, 22–24 cm, is a Vulnerable tern endemic to the Namibian and South African coast. White below, grey above, with a black cap and yellow bill. Breeds sparsely on Namibian beaches; winters north to Gulf of Guinea. Highly sensitive to coastal development and off-road vehicles.