Andean Gull vs Peruvian Tern
Larus serranus в сравнении с Sternula lorata
Side-by-Side Comparison
| Характеристика | Andean Gull | Peruvian Tern |
|---|---|---|
| Научное название | Larus serranus | Sternula lorata |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Endangered |
| Длина | — | — |
| Размах крыльев | 70,6 cm (27.8 in) | 34,7 cm (13.7 in) |
| Масса | 478,0 g (16.86 oz) | 52,0 g (1.83 oz) |
| Питание | -- | -- |
| Размер кладки | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Andean Gull
Endangered
Peruvian 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.
Peruvian Tern
Peruvian Tern, 23–25 cm, is an Endangered tern restricted to the Humboldt Current coastline of Peru and northern Chile. White forehead, yellow bill, grey above. Breeds on barren coastal deserts and fishmeal industry areas. Severely threatened by habitat disturbance and introduced predators.