American Bittern vs Ascension Night-heron
Botaurus lentiginosus 对比 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 |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 54.2 cm (21.3 in) | — |
| 体重 | 734.75 g (25.92 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-7 | -- |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
American Bittern
Not Evaluated
Ascension Night-heron
About These Birds
American Bittern
The American Bittern is a large heron weighing about 735 g with a 54.2 cm wingspan, inhabiting freshwater marshes and reed beds across North America. When threatened, it freezes with bill pointed skyward, its streaked brown plumage blending remarkably with marsh vegetation.
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.