Black-tailed Gull vs Grey Gull
Larus crassirostris в сравнении с Larus modestus
Side-by-Side Comparison
| Характеристика | Black-tailed Gull | Grey Gull |
|---|---|---|
| Научное название | Larus crassirostris | Larus modestus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 72,8 cm (28.7 in) | 63,6 cm (25.0 in) |
| Масса | 675,0 g (23.81 oz) | 325,0 g (11.46 oz) |
| Питание | -- | -- |
| Размер кладки | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Black-tailed Gull
Least Concern
Grey 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.
Grey Gull
Grey Gull, 45–48 cm, breeds in the Atacama Desert of Chile, one of the driest places on earth, nesting far from the coast. Uniform grey body, white head in breeding plumage. Each night adults fly 70–100 km to Humboldt Current coast to feed on fish and invertebrates before returning to chicks.