Brown-headed Gull vs West African Crested Tern
Larus brunnicephalus в сравнении с Thalasseus albididorsalis
Side-by-Side Comparison
| Характеристика | Brown-headed Gull | West African Crested Tern |
|---|---|---|
| Научное название | Larus brunnicephalus | Thalasseus albididorsalis |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Not Evaluated |
| Длина | — | — |
| Размах крыльев | 66,8 cm (26.3 in) | — |
| Масса | 584,0 g (20.60 oz) | 380,0 g (13.40 oz) |
| Питание | -- | -- |
| Размер кладки | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Brown-headed Gull
Not Evaluated
West African Crested Tern
About These Birds
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.
West African Crested Tern
West African Crested Tern, 42–45 cm, breeds on Atlantic islands from Mauritania to Angola. Pale grey back, orange bill, black crest. Piscivore; forages along the rich upwelling zone off West Africa. Recently split from Lesser Crested Tern. Coastal and offshore forager in tropical waters.