Black-tailed Gull vs Elegant Tern
Larus crassirostris से तुलना Thalasseus elegans
Side-by-Side Comparison
| विशेषता | Black-tailed Gull | Elegant Tern |
|---|---|---|
| वैज्ञानिक नाम | Larus crassirostris | Thalasseus elegans |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Near Threatened |
| लंबाई | — | — |
| पंखों का फैलाव | 72.8 cm (28.7 in) | 59.3 cm (23.3 in) |
| वजन | 675.0 g (23.81 oz) | 236.16666666666666 g (8.33 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Black-tailed Gull
Near Threatened
Elegant Tern
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.
Elegant Tern
Elegant Tern, 39–43 cm, breeds in a few large colonies on islands off Baja California and winters along Pacific coasts of South America. Long, drooping orange bill, shaggy black crest. Piscivore; dependent on Northern Anchovy and Pacific Sardine. Near Threatened; highly colonial breeder.