Brown-headed Gull vs Bonaparte's Gull
Larus brunnicephalus в сравнении с Larus philadelphia
Side-by-Side Comparison
| Характеристика | Brown-headed Gull | Bonaparte's Gull |
|---|---|---|
| Научное название | Larus brunnicephalus | Larus philadelphia |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 66,8 cm (26.3 in) | 51,9 cm (20.4 in) |
| Масса | 584,0 g (20.60 oz) | 204,575 g (7.22 oz) |
| Питание | -- | -- |
| Размер кладки | 1-4 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Brown-headed Gull only
Нет
Bonaparte's Gull only
Охранный статус
Least Concern
Brown-headed Gull
Least Concern
Bonaparte's Gull
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.
Bonaparte's Gull
Bonaparte's Gull, 28–30 cm, is North America's smallest Larus gull, breeding in boreal forests near lakes and wintering on both coasts. Breeding adult has a black hood; underwing shows white triangular flash. Planktivore and piscivore; buoyant, tern-like flight. Migratory; forms large winter flocks.