Eastern Bluebird vs Aztec Thrush
Sialia sialis 比較対象 Ridgwayia pinicola
Side-by-Side Comparison
| 属性 | Eastern Bluebird | Aztec Thrush |
|---|---|---|
| 学名 | Sialia sialis | Ridgwayia pinicola |
| 目 | Passeriformes | Passeriformes |
| 科 | Turdidae | Turdidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 17.5 cm (6.9 in) | — |
| 翼開長 | 27.0 cm (10.6 in) | 26.0 cm (10.2 in) |
| 体重 | 31.0 g (1.09 oz) | 80.25 g (2.83 oz) |
| 食性 | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … | -- |
| 一腹卵数 | 4-5 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eastern Bluebird
Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.
Song & Call Comparison
Eastern Bluebird
A rich, melodious warbled 'chur-wi, tur-a-lee' song. Both sexes sing. Call is a soft, musical 'turee'. Song is gentle and flute-like, suggesting a small thrush. Given from exposed perch.
Aztec Thrush
Geographic Range & Migration
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
Aztec Thrush
保全状況
Eastern Bluebird
Aztec Thrush
How to Tell Them Apart
Eastern Bluebird
Males are vivid royal blue above with a rusty-red breast and white belly. Females are grey-blue with a paler rust breast.
Short, thin, dark bill
Aztec Thrush
About These Birds
Eastern Bluebird
北米に生息するヒタキで、青い上面とオレンジ色の胸を持つ。巣箱の設置プログラムにより個体数が回復した。
Aztec Thrush
The Aztec Thrush is a medium-sized thrush found in montane pine-oak forests of Mexico, weighing about 80.25g with a wingspan of 26cm. It belongs to the family Turdidae and displays striking black-and-white plumage. It feeds on fruit and invertebrates in the forest canopy and understory.