Ascension Night-heron vs Whistling Heron
Nycticorax olsoni 비교 대상 Syrigma sibilatrix
Side-by-Side Comparison
| 속성 | Ascension Night-heron | Whistling Heron |
|---|---|---|
| 학명 | Nycticorax olsoni | Syrigma sibilatrix |
| 목 | Pelecaniformes | Pelecaniformes |
| 과 | Ardeidae | Ardeidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 58.0 cm (22.8 in) |
| 체중 | 624.57 g (22.03 oz) | 462.5 g (16.31 oz) |
| 식성 | -- | -- |
| 산란 수 | -- | 3-4 |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Not Evaluated
Ascension Night-heron
Least Concern
Whistling Heron
About These Birds
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.