Saunders's Gull vs Cabot's Tern
Saundersilarus saundersi 对比 Thalasseus acuflavidus
Side-by-Side Comparison
| 属性 | Saunders's Gull | Cabot's Tern |
|---|---|---|
| 学名 | Saundersilarus saundersi | Thalasseus acuflavidus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Vulnerable | Not Evaluated |
| 体长 | — | — |
| 翼展 | 54.8 cm (21.6 in) | — |
| 体重 | 195.0 g (6.88 oz) | 220.25 g (7.77 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-6 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Saunders's Gull
Not Evaluated
Cabot's 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.
Cabot's Tern
Cabot's Tern, 36–41 cm, closely resembles Sandwich Tern and was recently split; breeds along Atlantic and Gulf coasts of North America, wintering to South America. Black cap, yellow-tipped black bill. Coastal piscivore; plunge-dives in shallow bays and lagoons.