Black-tailed Gull vs Dolphin Gull
Larus crassirostris से तुलना Larus scoresbii
Side-by-Side Comparison
| विशेषता | Black-tailed Gull | Dolphin Gull |
|---|---|---|
| वैज्ञानिक नाम | Larus crassirostris | Larus scoresbii |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 72.8 cm (28.7 in) | 64.6 cm (25.4 in) |
| वजन | 675.0 g (23.81 oz) | 519.0 g (18.31 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
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.