Black-tailed Gull vs Dolphin Gull
Larus crassirostris comparado con Larus scoresbii
Side-by-Side Comparison
| Atributo | Black-tailed Gull | Dolphin Gull |
|---|---|---|
| Nombre científico | Larus crassirostris | Larus scoresbii |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 72,8 cm (28.7 in) | 64,6 cm (25.4 in) |
| Peso | 675,0 g (23.81 oz) | 519,0 g (18.31 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Black-tailed Gull
Least Concern
Dolphin Gull
About These Birds
Black-tailed Gull
Black-tailed Gull, 44–48 cm, is common on East Asian coasts from Russia to China, Japan, and Korea. Grey mantle, white body, yellow bill with red spot and black subterminal band, yellow legs. Omnivore; very vocal, known as the 'cat gull' for its mewing calls. Migratory; winters south to Vietnam.
Dolphin Gull
Dolphin Gull, 42–45 cm, is restricted to the coasts of southern South America, the Falkland Islands, and Tierra del Fuego. Adults have a blood-red bill and legs; plumage varies from grey to brownish with age. Scavenges on marine mammal placentas, carrion, and penguin colonies. Resident.