Bonaparte's Gull vs Saunders's Gull
Larus philadelphia comparado con Saundersilarus saundersi
Side-by-Side Comparison
| Atributo | Bonaparte's Gull | Saunders's Gull |
|---|---|---|
| Nombre científico | Larus philadelphia | Saundersilarus saundersi |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Vulnerable |
| Longitud | — | — |
| Envergadura | 51,9 cm (20.4 in) | 54,8 cm (21.6 in) |
| Peso | 204,575 g (7.22 oz) | 195,0 g (6.88 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Bonaparte's Gull only
Saunders's Gull only
Ninguno
Estado de conservación
Least Concern
Bonaparte's Gull
Vulnerable
Saunders's Gull
About These Birds
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.
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.