Ascension Night-heron vs Whistling Heron
Nycticorax olsoni से तुलना Syrigma sibilatrix
Side-by-Side Comparison
| विशेषता | Ascension Night-heron | Whistling Heron |
|---|---|---|
| वैज्ञानिक नाम | Nycticorax olsoni | Syrigma sibilatrix |
| गण | Pelecaniformes | Pelecaniformes |
| कुल | Ardeidae | Ardeidae |
| संरक्षण स्थिति | Not Evaluated | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | — | 58.0 cm (22.8 in) |
| वजन | 624.57 g (22.03 oz) | 462.5 g (16.31 oz) |
| आहार | -- | -- |
| अंडों की संख्या | -- | 3-4 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
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.