Baird's Sparrow vs Cassin's Sparrow
Passerculus bairdii 对比 Peucaea cassinii
Side-by-Side Comparison
| 属性 | Baird's Sparrow | Cassin's Sparrow |
|---|---|---|
| 学名 | Passerculus bairdii | Peucaea cassinii |
| 目 | Passeriformes | Passeriformes |
| 科 | Passerellidae | Passerellidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.1 cm (5.2 in) | 13.3 cm (5.2 in) |
| 体重 | 17.916666666666668 g (0.63 oz) | 18.416666666666668 g (0.65 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-6 | 3-5 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Baird's Sparrow
Least Concern
Cassin'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.