Australian Little Bittern vs Ascension Night-heron
Ixobrychus dubius 比較対象 Nycticorax olsoni
Side-by-Side Comparison
| 属性 | Australian Little Bittern | Ascension Night-heron |
|---|---|---|
| 学名 | Ixobrychus dubius | Nycticorax olsoni |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 26.3 cm (10.4 in) | — |
| 体重 | 89.5 g (3.16 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Australian Little Bittern
Not Evaluated
Ascension Night-heron
About These Birds
Australian Little Bittern
The Australian Little Bittern is a small heron found in freshwater wetlands and reed beds across Australia and New Guinea. Weighing about 89.5g with a wingspan of 26.3cm, it is a cryptically streaked bird that clings vertically to reed stems to avoid detection. It feeds on small fish, frogs, and aquatic insects.
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.