Saunders's Gull vs Sandwich Tern
Saundersilarus saundersi 比較対象 Thalasseus sandvicensis
Side-by-Side Comparison
| 属性 | Saunders's Gull | Sandwich Tern |
|---|---|---|
| 学名 | Saundersilarus saundersi | Thalasseus sandvicensis |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 54.8 cm (21.6 in) | 57.7 cm (22.7 in) |
| 体重 | 195.0 g (6.88 oz) | 223.5 g (7.88 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-6 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
Saunders's Gull
Least Concern
Sandwich 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.
Sandwich Tern
サンドイッチアジサシは大西洋と黒海の海岸で繁殖する大型のアジサシです。黒い先端を持つ細い黒い嘴が特徴です。