Yellow-footed Gull vs African Skimmer
Larus livens 对比 Rynchops flavirostris
Side-by-Side Comparison
| 属性 | Yellow-footed Gull | African Skimmer |
|---|---|---|
| 学名 | Larus livens | Rynchops flavirostris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 80.7 cm (31.8 in) | 66.4 cm (26.1 in) |
| 体重 | 1295.0 g (45.68 oz) | 165.66666666666666 g (5.84 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Yellow-footed Gull
Least Concern
African Skimmer
About These Birds
Yellow-footed Gull
Yellow-footed Gull, 53–58 cm, has a very restricted range — endemic to the Gulf of California with post-breeding dispersal to Salton Sea. Yellow feet (unique among large western gulls), yellow bill with red spot. Piscivore and scavenger; forages on rocky shores. Resident; does not undertake long migrations.
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.