Western Cattle Egret vs Ascension Night-heron
Bubulcus ibis 对比 Nycticorax olsoni
Side-by-Side Comparison
| 属性 | Western Cattle Egret | Ascension Night-heron |
|---|---|---|
| 学名 | Bubulcus ibis | Nycticorax olsoni |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 48.9 cm (19.3 in) | — |
| 体重 | 385.68333333333334 g (13.60 oz) | 624.57 g (22.03 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-9 | -- |
| Population Trend | — | — |
Habitat Comparison
共同栖息地
Western Cattle Egret only
Ascension Night-heron only
无
保护状况
Least Concern
Western Cattle Egret
Not Evaluated
Ascension Night-heron
About These Birds
Western Cattle Egret
牛背鹭（约340克）以跟随大型哺乳动物（尤其是牛群）捕食被惊起的昆虫和小型脊椎动物而著名。原产于非洲和亚洲，在20世纪扩散至美洲、澳大利亚和欧洲。无危；目前是世界上分布最广的鹭科鸟类之一。
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.