Von Schrenck's Bittern vs Ascension Night-heron
Ixobrychus eurhythmus 比較対象 Nycticorax olsoni
Side-by-Side Comparison
| 属性 | Von Schrenck's Bittern | Ascension Night-heron |
|---|---|---|
| 学名 | Ixobrychus eurhythmus | Nycticorax olsoni |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 28.7 cm (11.3 in) | — |
| 体重 | 130.16666666666666 g (4.59 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 3-6 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Von Schrenck's Bittern
Ascension Night-heron
About These Birds
Von Schrenck's Bittern
Von Schrenck's Bittern (Ixobrychus eurhythmus) is a small, secretive heron of the family Ardeidae, named in honor of the German naturalist Leopold von Schrenck who explored the Amur region of the Russian Far East in the nineteenth century. Adult males are distinctive within the genus, displaying rich chestnut-brown upperparts with a strongly contrasting, dark purplish-brown crown and nape, and pale buff to whitish underparts with dark brown streaking along the center of the throat and breast. Females and immatures are …
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.