Black-tailed Gull vs Kelp Gull
Larus crassirostris مقارنةً بـ Larus dominicanus
Side-by-Side Comparison
| السمة | Black-tailed Gull | Kelp Gull |
|---|---|---|
| الاسم العلمي | Larus crassirostris | Larus dominicanus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 72,8 cm (28.7 in) | 80,4 cm (31.7 in) |
| الوزن | 675,0 g (23.81 oz) | 955,8333333333334 g (33.72 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-3 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Black-tailed Gull
Least Concern
Kelp 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.
Kelp Gull
Kelp Gull, 54–65 cm, is the dominant large gull of the Southern Hemisphere, found on all sub-Antarctic and southern temperate coasts. Jet-black back, white body, yellow bill with red spot. Omnivore; forages on rocky shores, follows fishing boats, and preys on penguin eggs. Resident and sedentary.