American Tree Sparrow vs Sierra Madre Sparrow
Passerella arborea مقارنةً بـ Xenospiza baileyi
Side-by-Side Comparison
| السمة | American Tree Sparrow | Sierra Madre Sparrow |
|---|---|---|
| الاسم العلمي | Passerella arborea | Xenospiza baileyi |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Passerellidae | Passerellidae |
| حالة الحفاظ | Least Concern | Endangered |
| الطول | — | — |
| طول الجناح | 14,4 cm (5.7 in) | 12,2 cm (4.8 in) |
| الوزن | 19,0 g (0.67 oz) | 17,4 g (0.61 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 4-6 | 3 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
American Tree Sparrow
Endangered
Sierra Madre 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.