Saunders's Gull vs West African Crested Tern
Saundersilarus saundersi 比較対象 Thalasseus albididorsalis
Side-by-Side Comparison
| 属性 | Saunders's Gull | West African Crested Tern |
|---|---|---|
| 学名 | Saundersilarus saundersi | Thalasseus albididorsalis |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Vulnerable | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 54.8 cm (21.6 in) | — |
| 体重 | 195.0 g (6.88 oz) | 380.0 g (13.40 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-6 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
Saunders's Gull
Not Evaluated
West African Crested Tern
About These Birds
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.
West African Crested Tern
西アフリカオグロアジサシは西アフリカの海岸で繁殖するアジサシの一種です。白い背部が名前の由来です。