Common Gull vs Black-tailed Gull
Larus canus เปรียบเทียบกับ Larus crassirostris
Side-by-Side Comparison
| คุณสมบัติ | Common Gull | Black-tailed Gull |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Larus canus | Larus crassirostris |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 70.2 cm (27.6 in) | 72.8 cm (28.7 in) |
| น้ำหนัก | 431.3333333333333 g (15.21 oz) | 675.0 g (23.81 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 3-5 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
Common Gull
Least Concern
Black-tailed Gull
About These Birds
Common Gull
Common Gull, 40–46 cm, is a medium-sized gull breeding across boreal Europe and Asia, wintering on Atlantic and Pacific coasts. Smaller and more dove-like than Herring Gull; yellow-green bill without red spot. Omnivore; follows ploughs, forages on shorelines and playing fields. Partially migratory.
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.