Black-tailed Gull vs Sandwich Tern
Larus crassirostris से तुलना Thalasseus sandvicensis
Side-by-Side Comparison
| विशेषता | Black-tailed Gull | Sandwich Tern |
|---|---|---|
| वैज्ञानिक नाम | Larus crassirostris | Thalasseus sandvicensis |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 72.8 cm (28.7 in) | 57.7 cm (22.7 in) |
| वजन | 675.0 g (23.81 oz) | 223.5 g (7.88 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Black-tailed Gull
Least Concern
Sandwich 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.
Sandwich Tern
Sandwich Tern, 36–41 cm, is a widespread coastal tern breeding from Western Europe and the Caspian Sea to the Caribbean. Black cap with shaggy crest, slender black bill with a yellow tip. Plunge-dives forcefully for sand eels and sprats. Strongly migratory; European birds winter to West Africa.