Andean Gull vs Yellow-billed Tern

Larus serranus ile kıyaslandığında Sternula superciliaris

Side-by-Side Comparison

Özellik Andean Gull Yellow-billed Tern
Bilimsel Ad Larus serranus Sternula superciliaris
Takım Charadriiformes Charadriiformes
Familya Laridae Laridae
Koruma Durumu Least Concern Least Concern
Uzunluk
Kanat Açıklığı 70,6 cm (27.8 in) 33,8 cm (13.3 in)
Ağırlık 478,0 g (16.86 oz) 47,800000000000004 g (1.69 oz)
Beslenme -- --
Kuluçka Büyüklüğü 1-4 2-3
Population Trend

Habitat Comparison

Ortak Yaşam Alanları

Andean Gull only

Hiçbiri

Yellow-billed Tern only

Hiçbiri

Koruma Durumu

Least Concern

Andean Gull

Least Concern

Yellow-billed 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.

Yellow-billed Tern

Yellow-billed Tern, 22–24 cm, is a freshwater tern of the Amazon and Orinoco river systems in South America. Yellow bill and legs, grey back, black cap. Piscivore; hovers over rivers and lakes, diving for small fish. Resident year-round along major tropical waterways.

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