African Skimmer vs Roseate Tern
Rynchops flavirostris เปรียบเทียบกับ Sterna dougallii
Side-by-Side Comparison
| คุณสมบัติ | African Skimmer | Roseate Tern |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Rynchops flavirostris | Sterna dougallii |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 66.4 cm (26.1 in) | 44.8 cm (17.6 in) |
| น้ำหนัก | 165.66666666666666 g (5.84 oz) | 114.33333333333333 g (4.03 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1-5 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
African Skimmer
Least Concern
Roseate Tern
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.
Roseate Tern
Roseate Tern, 33–36 cm, is a globally distributed but declining species, breeding on both sides of the Atlantic, Indian Ocean, and Pacific. Nearly white with a rosy flush to breast in spring, very long tail streamers, and mostly black bill. Plunge-dives for small fish. Endangered in parts of range.