Hartlaub's Gull vs African Skimmer
Larus hartlaubii เปรียบเทียบกับ Rynchops flavirostris
Side-by-Side Comparison
| คุณสมบัติ | Hartlaub's Gull | African Skimmer |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Larus hartlaubii | Rynchops flavirostris |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 54.0 cm (21.3 in) | 66.4 cm (26.1 in) |
| น้ำหนัก | 287.5 g (10.14 oz) | 165.66666666666666 g (5.84 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1-5 | 1-5 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
Hartlaub's Gull
Least Concern
African Skimmer
About These Birds
Hartlaub's Gull
Hartlaub's Gull, 38–40 cm, is endemic to the Benguela Current coast of Namibia and South Africa. White with grey mantle, dark red bill. Resident; forages on beaches, at harbours, and over cold upwelling waters for fish offal and marine invertebrates. Population stable but range restricted.
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.