Andean Gull vs Sooty Tern
Larus serranus в сравнении с Onychoprion fuscatus
Side-by-Side Comparison
| Характеристика | Andean Gull | Sooty Tern |
|---|---|---|
| Научное название | Larus serranus | Onychoprion fuscatus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 70,6 cm (27.8 in) | 56,1 cm (22.1 in) |
| Масса | 478,0 g (16.86 oz) | 183,0 g (6.46 oz) |
| Питание | -- | -- |
| Размер кладки | 1-4 | 1 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Andean Gull
Least Concern
Sooty 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.
Sooty Tern
Sooty Tern is a highly pelagic tern, 33–36 cm, wingspan 82–94 cm, breeding pantropically on oceanic islands. Jet-black above, white below, with a white forehead patch. Among the most aerial of birds; rarely lands on water. Piscivore; snaps fish and squid at the surface during mass prey events.