American Bittern vs Ascension Night-heron
Botaurus lentiginosus 比較対象 Nycticorax olsoni
Side-by-Side Comparison
| 属性 | American Bittern | Ascension Night-heron |
|---|---|---|
| 学名 | Botaurus lentiginosus | Nycticorax olsoni |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 54.2 cm (21.3 in) | — |
| 体重 | 734.75 g (25.92 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-7 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
American Bittern
Not Evaluated
Ascension Night-heron
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。
Ascension Night-heron
The Ascension Night-heron was a flightless heron known from subfossil remains on Ascension Island in the South Atlantic. Weighing an estimated 624g, it was likely driven to extinction by human activity and introduced predators. It is currently listed as Not Evaluated by conservation assessments.