African Skimmer vs Sabine's Gull
Rynchops flavirostris 比較対象 Xema sabini
Side-by-Side Comparison
| 属性 | African Skimmer | Sabine's Gull |
|---|---|---|
| 学名 | Rynchops flavirostris | Xema sabini |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 66.4 cm (26.1 in) | 53.0 cm (20.9 in) |
| 体重 | 165.66666666666666 g (5.84 oz) | 182.16666666666666 g (6.43 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-5 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
African Skimmer
Least Concern
Sabine's Gull
About These Birds
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.
Sabine's Gull
北極圏で繁殖し、熱帯海域で越冬するカモメ（体長27〜32cm）。三角形の白・灰・黒の翼模様が特徴で、二股に分かれた尾が識別点。Xema sabini（サビンカモメ）は海洋性が強く、鳥類学的に興味深い三角形の翼模様をもつ唯一のカモメ。南太平洋や南大西洋で越冬する長距離渡り鳥。Laridae科。