Dusky-headed Brushfinch vs American Tree Sparrow
Atlapetes fuscoolivaceus 对比 Passerella arborea
Side-by-Side Comparison
| 属性 | Dusky-headed Brushfinch | American Tree Sparrow |
|---|---|---|
| 学名 | Atlapetes fuscoolivaceus | Passerella arborea |
| 目 | Passeriformes | Passeriformes |
| 科 | Passerellidae | Passerellidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 14.3 cm (5.6 in) | 14.4 cm (5.7 in) |
| 体重 | 30.75 g (1.08 oz) | 19.0 g (0.67 oz) |
| 食性 | -- | -- |
| 产卵数 | -- | 4-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Dusky-headed Brushfinch
Least Concern
American Tree Sparrow
About These Birds
American Tree Sparrow
The American Tree Sparrow is a compact passerellid weighing 19 g with a 14.4 cm wingspan, breeding in shrubby Arctic tundra and wintering in open fields and weedy areas across North America. It is identified by its rufous cap and distinctive central breast spot.