Brown-hooded Gull vs Aleutian Tern
Larus maculipennis 比較対象 Onychoprion aleuticus
Side-by-Side Comparison
| 属性 | Brown-hooded Gull | Aleutian Tern |
|---|---|---|
| 学名 | Larus maculipennis | Onychoprion aleuticus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 58.2 cm (22.9 in) | 52.4 cm (20.6 in) |
| 体重 | 364.5 g (12.86 oz) | 104.88 g (3.70 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1-4 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Brown-hooded Gull
Vulnerable
Aleutian Tern
About These Birds
Brown-hooded Gull
ブラウンフーデドガルは南アメリカ南部の沿岸に分布し、茶色の頭巾が繁殖期の特徴となるカモメである。
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.