Black-tailed Gull vs Black Skimmer
Larus crassirostris से तुलना Rynchops niger
Side-by-Side Comparison
| विशेषता | Black-tailed Gull | Black Skimmer |
|---|---|---|
| वैज्ञानिक नाम | Larus crassirostris | Rynchops niger |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 72.8 cm (28.7 in) | 73.1 cm (28.8 in) |
| वजन | 675.0 g (23.81 oz) | 293.6666666666667 g (10.36 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Black-tailed Gull
Least Concern
Black Skimmer
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.
Black Skimmer
Black Skimmer: 40–50 cm, the largest skimmer with jet black upperparts, white underparts, and an outsized red-and-black bill with protruding lower mandible. Inhabits large rivers, estuaries, and coastal lagoons of North and South America. Feeds at dawn and dusk by skimming water surface. Nests colonially on sandy beaches. Partly migratory.