Black-fronted Tern vs Andean Gull
Chlidonias albostriatus ile kıyaslandığında Larus serranus
Side-by-Side Comparison
| Özellik | Black-fronted Tern | Andean Gull |
|---|---|---|
| Bilimsel Ad | Chlidonias albostriatus | Larus serranus |
| Takım | Charadriiformes | Charadriiformes |
| Familya | Laridae | Laridae |
| Koruma Durumu | Endangered | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 47,9 cm (18.9 in) | 70,6 cm (27.8 in) |
| Ağırlık | 93,0 g (3.28 oz) | 478,0 g (16.86 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 2 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Koruma Durumu
Endangered
Black-fronted Tern
Least Concern
Andean Gull
About These Birds
Black-fronted Tern
Black-fronted Tern, 27–30 cm, is Endemic and Near Threatened, breeding on South Island New Zealand river shingle beds. Orange bill, blue-grey body, black cap; juveniles brownish. Piscivore and insectivore; hovers and dips over braided rivers. Winters on nearby North Island and Australian coasts.
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.