American Bittern vs Eurasian Bittern
Botaurus lentiginosus 比較対象 Botaurus stellaris
Side-by-Side Comparison
| 属性 | American Bittern | Eurasian Bittern |
|---|---|---|
| 学名 | Botaurus lentiginosus | Botaurus stellaris |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 54.2 cm (21.3 in) | 64.8 cm (25.5 in) |
| 体重 | 734.75 g (25.92 oz) | 1264.0 g (44.59 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-7 | 1-7 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
American Bittern
Least Concern
Eurasian Bittern
About These Birds
American Bittern
アメリカサンカノゴイは体重約735g、翼開長54.2cmの大型サギで、北米の淡水湿地と葦原に生息する。脅かされると嘴を天に向け静止し、縞状の褐色の羽毛が湿地の植生と見事に溶け合う。
Eurasian Bittern
The Eurasian Bittern (Botaurus stellaris) is a large, secretive heron of the family Ardeidae, native to wetlands across the Palearctic from Europe and North Africa east across Asia to Japan and the Russian Far East. Adults are heavily streaked in brown, buff, and black, producing a cryptic pattern that allows perfect concealment in reedbeds. When alarmed, the bird adopts a characteristic freeze posture with the bill pointed skyward and the neck stretched upward, effectively mimicking a stand of reeds. Adults …