Brown-headed Gull vs Bonaparte's Gull
Larus brunnicephalus verglichen mit Larus philadelphia
Side-by-Side Comparison
| Merkmal | Brown-headed Gull | Bonaparte's Gull |
|---|---|---|
| Wissenschaftlicher Name | Larus brunnicephalus | Larus philadelphia |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 66,8 cm (26.3 in) | 51,9 cm (20.4 in) |
| Gewicht | 584,0 g (20.60 oz) | 204,575 g (7.22 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1-4 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
Brown-headed Gull only
-
Bonaparte's Gull only
Erhaltungsstatus
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.