African Skimmer vs Saunders's Gull
Rynchops flavirostris เปรียบเทียบกับ Saundersilarus saundersi
Side-by-Side Comparison
| คุณสมบัติ | African Skimmer | Saunders's Gull |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Rynchops flavirostris | Saundersilarus saundersi |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Vulnerable |
| ความยาว | — | — |
| กว้างปีก | 66.4 cm (26.1 in) | 54.8 cm (21.6 in) |
| น้ำหนัก | 165.66666666666666 g (5.84 oz) | 195.0 g (6.88 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1-5 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
African Skimmer
Vulnerable
Saunders'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.
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.