American Crow vs Beautiful Jay
Corvus brachyrhynchos 对比 Cyanolyca pulchra
Side-by-Side Comparison
| 属性 | American Crow | Beautiful Jay |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Cyanolyca pulchra |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Corvidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | 45.0 cm (17.7 in) | — |
| 翼展 | 99.0 cm (39.0 in) | 26.6 cm (10.5 in) |
| 体重 | 450.0 g (15.87 oz) | 97.25 g (3.43 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | -- |
| 产卵数 | 3-7 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Song & Call Comparison
American Crow
Classic 'caw-caw-caw' repeated in series. Family groups use distinct dialects. Also gives rattling, knocking, and a short 'cah' flight call. Highly social and vocal.
Beautiful Jay
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Beautiful Jay
保护状况
American Crow
Beautiful Jay
How to Tell Them Apart
American Crow
All black with a slight glossy sheen. Squared-off tail and smooth throat distinguish it from the common raven.
Straight, sturdy black bill smaller than a raven's
Beautiful Jay
About These Birds
American Crow
美洲乌鸦（学名Corvus brachyrhynchos）是北美最常见、最广为人知的智慧鸟类之一。研究表明乌鸦能记住人脸，并在鸟类中表现出最高水平的工具使用能力。体全黑，成群活动。属鸦科（Corvidae），杂食性，高度适应人类环境。
Beautiful Jay
The Beautiful Jay is a rare, near-threatened jay restricted to the humid cloud forests of the western Andes in Colombia and Ecuador. It has striking brilliant blue plumage with a black mask, and is considered one of the most attractive jays. It forages in small groups in the forest canopy and midstory, feeding on insects, fruits, and small vertebrates.