American Bittern vs Western Cattle Egret
Botaurus lentiginosus 对比 Bubulcus ibis
Side-by-Side Comparison
| 属性 | American Bittern | Western Cattle Egret |
|---|---|---|
| 学名 | Botaurus lentiginosus | Bubulcus ibis |
| 目 | Pelecaniformes | Pelecaniformes |
| 科 | Ardeidae | Ardeidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 54.2 cm (21.3 in) | 48.9 cm (19.3 in) |
| 体重 | 734.75 g (25.92 oz) | 385.68333333333334 g (13.60 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-7 | 1-9 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
American Bittern
Least Concern
Western Cattle Egret
About These Birds
American Bittern
The American Bittern is a large heron weighing about 735 g with a 54.2 cm wingspan, inhabiting freshwater marshes and reed beds across North America. When threatened, it freezes with bill pointed skyward, its streaked brown plumage blending remarkably with marsh vegetation.
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。