Grey Heron vs Ascension Night-heron
Ardea cinerea compared with Nycticorax olsoni
Side-by-Side Comparison
| Attribute | Grey Heron | Ascension Night-heron |
|---|---|---|
| Scientific Name | Ardea cinerea | Nycticorax olsoni |
| Order | Pelecaniformes | Pelecaniformes |
| Family | Ardeidae | Ardeidae |
| Conservation Status | Least Concern | Not Evaluated |
| Length | — | — |
| Wingspan | 88.2 cm (34.7 in) | — |
| Weight | 1546.5 g (54.55 oz) | 624.57 g (22.03 oz) |
| Diet | -- | -- |
| Clutch Size | 1-10 | -- |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Grey Heron
Not Evaluated
Ascension Night-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.