Brown-headed Gull vs Kerguelen Tern
Larus brunnicephalus 比較対象 Sterna virgata
Side-by-Side Comparison
| 属性 | Brown-headed Gull | Kerguelen Tern |
|---|---|---|
| 学名 | Larus brunnicephalus | Sterna virgata |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 66.8 cm (26.3 in) | 50.0 cm (19.7 in) |
| 体重 | 584.0 g (20.60 oz) | 127.5 g (4.50 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Brown-headed Gull
Near Threatened
Kerguelen Tern
About These Birds
Brown-headed Gull
ブラウンフーデドガルは中央アジアの高山湖に繁殖し、インドやインドシナの海岸で越冬するカモメである。
Kerguelen Tern
Kerguelen Tern, 31–33 cm, is restricted to a handful of sub-Antarctic islands including Kerguelen and Crozet. Darker grey than Antarctic Tern, with reddish bill. Piscivore and invertivore; forages in kelp beds and coastal waters. Near Threatened; small, isolated population vulnerable to introduced predators.