Sao Francisco Sparrow vs Baird's Sparrow
Arremon franciscanus 对比 Passerculus bairdii
Side-by-Side Comparison
| 属性 | Sao Francisco Sparrow | Baird's Sparrow |
|---|---|---|
| 学名 | Arremon franciscanus | Passerculus bairdii |
| 目 | Passeriformes | Passeriformes |
| 科 | Passerellidae | Passerellidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 14.4 cm (5.7 in) | 13.1 cm (5.2 in) |
| 体重 | 23.0 g (0.81 oz) | 17.916666666666668 g (0.63 oz) |
| 食性 | -- | -- |
| 产卵数 | -- | 2-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Sao Francisco Sparrow
Least Concern
Baird's Sparrow
About These Birds
Baird's Sparrow
The Baird's Sparrow is a small sparrow that breeds on the northern Great Plains of North America and winters in the southwestern United States and Mexico, weighing about 17.9g with a wingspan of 13.1cm. It inhabits native grasslands and feeds on seeds and insects. Grassland loss on both breeding and wintering grounds has reduced its populations.