American Avocet vs Pied Avocet
Recurvirostra americana 对比 Recurvirostra avosetta
Side-by-Side Comparison
| 属性 | American Avocet | Pied Avocet |
|---|---|---|
| 学名 | Recurvirostra americana | Recurvirostra avosetta |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Recurvirostridae | Recurvirostridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 43.6 cm (17.2 in) | 43.6 cm (17.2 in) |
| 体重 | 307.5 g (10.85 oz) | 315.0 g (11.11 oz) |
| 食性 | -- | -- |
| 产卵数 | 3-5 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
American Avocet
Least Concern
Pied Avocet
About These Birds
American Avocet
American Avocet (Recurvirostra americana) is a large 40–51 cm wader of North America. Black and white body; orange-rufous head and neck in breeding plumage; long upturned bill; blue-grey legs. Inhabits shallow saline and freshwater lakes, marshes, and coastal flats from western Canada to Mexico. Migratory. Sweeps bill side-to-side in water.
Pied Avocet
反嘴鹬（约300克）是一种优雅的黑白涉禽，具有独特的长向上弯曲的喙。栖息于盐沼、泻湖和浅水湖泊，以其左右扫动喙部的独特觅食方式取食水中无脊椎动物。无危；在保护措施的帮助下，欧洲种群数量大幅恢复，是英国皇家鸟类保护学会的标志鸟类。