Andean Gull vs Saunders's Tern
Larus serranus مقارنةً بـ Sternula saundersi
Side-by-Side Comparison
| السمة | Andean Gull | Saunders's Tern |
|---|---|---|
| الاسم العلمي | Larus serranus | Sternula saundersi |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 70,6 cm (27.8 in) | 33,6 cm (13.2 in) |
| الوزن | 478,0 g (16.86 oz) | 41,825 g (1.48 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Andean Gull
Least Concern
Saunders's 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.
Saunders's Tern
Saunders's Tern, 22–24 cm, is a small coastal tern of the Red Sea, Persian Gulf, and Indian Ocean coasts. Very similar to Little Tern; separated by darker outer primaries and slightly smaller size. Piscivore; hovers and dives in shallow coastal waters and tidal mudflats.