Black-tailed Gull vs Sooty Gull
Larus crassirostris so với Larus hemprichii
Side-by-Side Comparison
| Thuộc Tính | Black-tailed Gull | Sooty Gull |
|---|---|---|
| Tên Khoa Học | Larus crassirostris | Larus hemprichii |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Laridae | Laridae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 72,8 cm (28.7 in) | 68,2 cm (26.9 in) |
| Khối Lượng | 675,0 g (23.81 oz) | 455,0 g (16.05 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Black-tailed Gull
Least Concern
Sooty Gull
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.
Sooty Gull
Sooty Gull, 43–47 cm, breeds around the Red Sea, Persian Gulf, and Indian Ocean coasts. Sooty brown head and upper breast in breeding plumage, dark greenish bill with red and yellow tip. Omnivore; scavenges fish offal at ports and forages along rocky shores. Resident throughout year on breeding coasts.