Black-tailed Gull vs Glaucous-winged Gull
Larus crassirostris comparado con Larus glaucescens
Side-by-Side Comparison
| Atributo | Black-tailed Gull | Glaucous-winged Gull |
|---|---|---|
| Nombre científico | Larus crassirostris | Larus glaucescens |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 72,8 cm (28.7 in) | 82,4 cm (32.4 in) |
| Peso | 675,0 g (23.81 oz) | 1095,0166666666667 g (38.63 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 2-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Black-tailed Gull
Least Concern
Glaucous-winged 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.
Glaucous-winged Gull
La gaviota de ala glaucas es una gaviota grande del norte del Pacífico que habita en costas desde Alaska hasta el noroeste de Estados Unidos.