Common Myna vs Eastern Bluebird
Acridotheres tristis 对比 Sialia sialis
Side-by-Side Comparison
| 属性 | Common Myna | Eastern Bluebird |
|---|---|---|
| 学名 | Acridotheres tristis | Sialia sialis |
| 目 | Passeriformes | Passeriformes |
| 科 | Sturnidae | Turdidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 25.0 cm (9.8 in) | 17.5 cm (6.9 in) |
| 翼展 | 38.0 cm (15.0 in) | 27.0 cm (10.6 in) |
| 体重 | 120.0 g (4.23 oz) | 31.0 g (1.09 oz) |
| 食性 | Omnivorous — insects, fruit, grain, and kitchen scraps. Bold and opportunistic around human settlements. | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … |
| 产卵数 | 2-6 | 4-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Myna
Urban areas, farmland, and open woodland. Closely associated with humans and one of the most successful avian urban colonizers.
Eastern Bluebird
Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.
Song & Call Comparison
Common Myna
A noisy, cackling chatter and melodious whistling mixed together. An accomplished mimic of other birds and sounds. Gives repeated 'mee-ow' and harsh 'quarr' alarm calls.
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.
Geographic Range & Migration
Common Myna
Native to South and Southeast Asia. Introduced and invasive in Australia, South Africa, Middle East, and many Pacific islands.
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
保护状况
Common Myna
Eastern Bluebird
How to Tell Them Apart
Common Myna
Brown body with a glossy black hood, yellow bill, and bare yellow skin behind the eye. White wing patches conspicuous in flight. Yellow legs.
Strong, slightly curved yellow bill
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
About These Birds
Common Myna
家八哥（Acridotheres tristis）— 原产于南亚，已被引入世界各地的强适应性椋鸟科鸟类。黄色嘴和眼周黄色裸皮为特征。
Eastern Bluebird
北美幸福的象征。通过安装巢箱使种群得以恢复。冬季形成松散群体。