Arctic Warbler vs Willow Warbler
Phylloscopus borealis 对比 Phylloscopus trochilus
Side-by-Side Comparison
| 属性 | Arctic Warbler | Willow Warbler |
|---|---|---|
| 学名 | Phylloscopus borealis | Phylloscopus trochilus |
| 目 | Passeriformes | Passeriformes |
| 科 | Phylloscopidae | Phylloscopidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.2 cm (5.2 in) | 13.2 cm (5.2 in) |
| 体重 | 10.716666666666667 g (0.38 oz) | 9.533333333333333 g (0.34 oz) |
| 食性 | -- | -- |
| 产卵数 | 5-7 | 4-8 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Arctic Warbler
Least Concern
Willow Warbler
About These Birds
Arctic Warbler
The Arctic Warbler is a small migratory leaf warbler weighing about 11 grams with a wingspan near 13 cm, breeding across the boreal forests of Eurasia and western Alaska. It undertakes one of the longest migrations of any Old World warbler, wintering in Southeast Asia and the Philippines. Its pale supercilium and olive-green plumage are typical of Phylloscopus warblers in forested habitats.
Willow Warbler
林柳莺（约9克）是欧洲数量最多的迁徙性鸟类之一，每年从撒哈拉以南非洲越冬地迁徙至欧洲繁殖地，以其悠扬下行的鸣声著名。繁殖于欧洲大部分地区和亚洲，喜在林地和灌丛中栖息。以昆虫和小型浆果为食。无危；数量庞大。