Atlantic White Tern vs White-cheeked Tern
Gygis alba 对比 Sterna repressa
Side-by-Side Comparison
| 属性 | Atlantic White Tern | White-cheeked Tern |
|---|---|---|
| 学名 | Gygis alba | Sterna repressa |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 50.4 cm (19.8 in) | 48.3 cm (19.0 in) |
| 体重 | 138.0 g (4.87 oz) | 118.75 g (4.19 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Atlantic White Tern
Least Concern
White-cheeked Tern
About These Birds
Atlantic White Tern
白燕鸥是分布于热带海洋的优美鸟类,全身纯白,眼大而深色,喙细长。独特之处在于直接将单枚卵产在裸露的树枝或岩石上,不筑巢。广泛分布于太平洋和印度洋的热带岛屿,以小型鱼类和甲壳类为食,飞行优雅灵活。
White-cheeked Tern
White-cheeked Tern, 32–34 cm, breeds around the Red Sea, Persian Gulf, and Indian Ocean coasts from East Africa to Pakistan. Grey above and below in breeding plumage, white cheek patch below the black cap. Piscivore; plunge-dives in coastal waters. Some movement to winter quarters in East African coasts.