Black-billed Gull vs African Skimmer
Larus bulleri 比較対象 Rynchops flavirostris
Side-by-Side Comparison
| 属性 | Black-billed Gull | African Skimmer |
|---|---|---|
| 学名 | Larus bulleri | Rynchops flavirostris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 57.5 cm (22.6 in) | 66.4 cm (26.1 in) |
| 体重 | 216.83333333333334 g (7.65 oz) | 165.66666666666666 g (5.84 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-3 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Near Threatened
Black-billed Gull
Least Concern
African Skimmer
About These Birds
Black-billed Gull
ブラックビルドガルはニュージーランドに生息する固有のカモメで、黒い嘴が特徴的で内陸の河川でも繁殖する。
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.