Rufous-crowned Sparrow vs American Tree Sparrow
Aimophila ruficeps ile kıyaslandığında Passerella arborea
Side-by-Side Comparison
| Özellik | Rufous-crowned Sparrow | American Tree Sparrow |
|---|---|---|
| Bilimsel Ad | Aimophila ruficeps | Passerella arborea |
| Takım | Passeriformes | Passeriformes |
| Familya | Passerellidae | Passerellidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 12,0 cm (4.7 in) | 14,4 cm (5.7 in) |
| Ağırlık | 18,675 g (0.66 oz) | 19,0 g (0.67 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 2-6 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Rufous-crowned Sparrow only
Hiçbiri
American Tree Sparrow only
Koruma Durumu
Least Concern
Rufous-crowned Sparrow
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.