Black-tailed Gull vs Relict Gull
Larus crassirostris से तुलना Larus relictus
Side-by-Side Comparison
| विशेषता | Black-tailed Gull | Relict Gull |
|---|---|---|
| वैज्ञानिक नाम | Larus crassirostris | Larus relictus |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Vulnerable |
| लंबाई | — | — |
| पंखों का फैलाव | 72.8 cm (28.7 in) | 67.0 cm (26.4 in) |
| वजन | 675.0 g (23.81 oz) | 516.75 g (18.23 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Black-tailed Gull
Vulnerable
Relict 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.
Relict Gull
Relict Gull, 44–46 cm, is a Vulnerable species breeding on remote saline lakes in Mongolia and northern China. Black hood with white eye-crescents, red bill, red legs. Very poorly known outside breeding season; winters on Yellow Sea coasts. Threatened by drought and wetland degradation.