Black-tailed Gull vs African Skimmer
Larus crassirostris 比較対象 Rynchops flavirostris
Side-by-Side Comparison
| 属性 | Black-tailed Gull | African Skimmer |
|---|---|---|
| 学名 | Larus crassirostris | Rynchops flavirostris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 72.8 cm (28.7 in) | 66.4 cm (26.1 in) |
| 体重 | 675.0 g (23.81 oz) | 165.66666666666666 g (5.84 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Black-tailed Gull
Least Concern
African Skimmer
About These Birds
Black-tailed Gull
ウミネコは日本を中心とした東アジアの沿岸に分布し、猫のような鳴き声が特徴的な大型のカモメである。
African Skimmer
African Skimmer: 36–42 cm, black-and-white skimmer with a long bright orange-yellow bill where the lower mandible is longer than the upper. Flies low over large rivers and lakes, cutting the water surface with the lower bill to catch fish. Resident and partial migrant along large rivers and lakes of sub-Saharan Africa. NT.