Black-tailed Gull vs Arctic Herring Gull
Larus crassirostris comparado con Larus smithsonianus
Side-by-Side Comparison
| Atributo | Black-tailed Gull | Arctic Herring Gull |
|---|---|---|
| Nombre científico | Larus crassirostris | Larus smithsonianus |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 72,8 cm (28.7 in) | 85,9 cm (33.8 in) |
| Peso | 675,0 g (23.81 oz) | 1108,0 g (39.08 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Black-tailed Gull only
Ninguno
Arctic Herring Gull only
Estado de conservación
Least Concern
Black-tailed Gull
Least Concern
Arctic Herring 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.
Arctic Herring Gull
Arctic Herring Gull, 55–66 cm, breeds across Arctic North America and winters on all coasts of the US. Formerly lumped with European Herring Gull; darker-eyed on average, slightly more northerly range. Omnivore and scavenger; abundant at fishing ports, dumps, and beaches in winter.