Common Raven vs Grey Treepie
Corvus corax 对比 Dendrocitta formosae
Side-by-Side Comparison
| 属性 | Common Raven | Grey Treepie |
|---|---|---|
| 学名 | Corvus corax | Dendrocitta formosae |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Corvidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 63.0 cm (24.8 in) | — |
| 翼展 | 130.0 cm (51.2 in) | 28.2 cm (11.1 in) |
| 体重 | 1200.0 g (42.33 oz) | 104.16666666666667 g (3.67 oz) |
| 食性 | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … | -- |
| 产卵数 | 1-8 | 3-5 |
| Population Trend | — | — |
Size Comparison
Body Length
Common Raven
63.0 cm
Grey Treepie
—
翼展
Common Raven
130.0 cm
Grey Treepie
28.2 cm
体重
Common Raven
1200.0 g
Grey Treepie
104.16666666666667 g
Habitat Comparison
Common Raven
Diverse habitats from Arctic tundra to deserts, mountains, forests, and coastlines. Avoids dense urban areas but thrives near human activity.
Song & Call Comparison
Common Raven
鸣唱
Highly varied: deep resonant 'kraa-kraa-kraa', hollow 'tok-tok', liquid 'klonk', and wing-whooshing. Among the most intelligent corvid callers; uses calls contextually in groups.
Grey Treepie
Geographic Range & Migration
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
Grey Treepie
保护状况
Least Concern
Common Raven
Least Concern
Grey Treepie
How to Tell Them Apart
Common Raven
羽毛
All black with a glossy purplish-blue iridescent sheen. Shaggy throat hackles, long wedge-shaped tail, and large robust build distinguish it from crows.
喙
Large, powerful, curved black bill
Grey Treepie
About These Birds
Common Raven
渡鸦（Corvus corax）— 广泛分布于北半球的最大雀形目鸟类。以高度智慧著称，能使用工具并解决问题。