European Herring Gull vs Black-tailed Gull
Larus argentatus so với Larus crassirostris
Side-by-Side Comparison
| Thuộc Tính | European Herring Gull | Black-tailed Gull |
|---|---|---|
| Tên Khoa Học | Larus argentatus | Larus crassirostris |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 86,2 cm (33.9 in) | 72,8 cm (28.7 in) |
| Khối Lượng | 1110,0 g (39.15 oz) | 675,0 g (23.81 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Black-tailed Gull only
Không
Tình Trạng Bảo Tồn
Least Concern
European Herring Gull
Least Concern
Black-tailed Gull
About These Birds
European Herring Gull
European Herring Gull, 55–67 cm, wingspan 125–155 cm, is the archetypal large gull of Atlantic Europe. Silver-grey mantle, white body, yellow bill with red spot, pink legs. Omnivore; scavenges in cities and harbours; drops molluscs to crack shells. Partially migratory; declining in recent decades.
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.