Grey Heron vs Ascension Night-heron
Ardea cinerea 对比 Nycticorax olsoni
Side-by-Side Comparison
| 属性 | Grey Heron | Ascension Night-heron |
|---|---|---|
| 学名 | Ardea cinerea | Nycticorax olsoni |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 88.2 cm (34.7 in) | — |
| 体重 | 1546.5 g (54.55 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-10 | -- |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Grey Heron
Not Evaluated
Ascension Night-heron
About These Birds
Grey Heron
苍鹭是欧亚大陆和非洲最常见的大型涉禽之一,体高约100厘米。具有灰色羽毛、白色头部和黑色冠羽。常以雕像般的静止姿态站立,伺机用锋利喙部刺捕鱼类、两栖动物和小型哺乳动物。无危;适应性强,能在各类湿地和开阔水域生存。
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.