Black-headed Gull vs African Skimmer
Larus ridibundus 对比 Rynchops flavirostris
Side-by-Side Comparison
| 属性 | Black-headed Gull | African Skimmer |
|---|---|---|
| 学名 | Larus ridibundus | Rynchops flavirostris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 58.2 cm (22.9 in) | 66.4 cm (26.1 in) |
| 体重 | 261.0 g (9.21 oz) | 165.66666666666666 g (5.84 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-3 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Black-headed Gull
Least Concern
African Skimmer
About These Birds
Black-headed Gull
黑头鸥（约280克）是欧洲最常见的鸥类之一，繁殖期具有巧克力棕色头部（非黑色）。广布于欧洲至亚洲的淡水和沿海区域，越冬于南欧和北非。以昆虫、蠕虫、鱼类和腐肉为食。无危；高度适应城市环境，在许多城市的公园和湖泊中常见。
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.