American Crow vs Common Nightingale
Corvus brachyrhynchos 对比 Luscinia megarhynchos
Side-by-Side Comparison
| 属性 | American Crow | Common Nightingale |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Luscinia megarhynchos |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Muscicapidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 45.0 cm (17.7 in) | 16.5 cm (6.5 in) |
| 翼展 | 99.0 cm (39.0 in) | 25.0 cm (9.8 in) |
| 体重 | 450.0 g (15.87 oz) | 21.0 g (0.74 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Insects and larvae, supplemented with berries in autumn. Forages on or near the ground in … |
| 产卵数 | 3-7 | 4-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Common Nightingale
Dense thickets, scrub, and undergrowth in deciduous woodland. Prefers areas with thick ground cover near water.
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.
Common Nightingale
Considered Europe's finest songster: an extraordinarily rich, loud, flute-like melody of bubbling trills, slow whistles, and a distinctive crescendo 'lu-lu-lu'. Sings day and night.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Common Nightingale
Breeds in Europe and western Asia. Winters in sub-Saharan Africa. A long-distance migrant crossing the Sahara.
保护状况
American Crow
Common Nightingale
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
Common Nightingale
Plain warm brown upperparts with a rufous-chestnut tail. Pale greyish-white underparts. Unremarkable appearance belies its remarkable voice.
Thin, pointed, dark brown bill
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。
Common Nightingale
夜莺（Luscinia megarhynchos）— 分布于欧洲和中亚，在非洲越冬。以夜间也能听到的复杂而丰富的歌声著称。