American Crow vs 虎皮鸚鵡
Corvus brachyrhynchos 对比 Melopsittacus undulatus
Side-by-Side Comparison
| 属性 | American Crow | 虎皮鸚鵡 |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Melopsittacus undulatus |
| 目 | Passeriformes | Psittaciformes |
| 科 | Corvidae | Psittaculidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 45.0 cm (17.7 in) | 18.0 cm (7.1 in) |
| 翼展 | 99.0 cm (39.0 in) | 30.0 cm (11.8 in) |
| 体重 | 450.0 g (15.87 oz) | 30.0 g (1.06 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Primarily grass seeds and other small seeds. In the wild, feeds on the ground in … |
| 产卵数 | 3-7 | 4-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
虎皮鸚鵡
Open grasslands, scrublands, and woodland in the Australian interior. Nomadic, following rainfall and seeding events.
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.
虎皮鸚鵡
A rising, chattering 'budgerigar' chatter: rapid series of 'chek-chek-chek' and melodic warbling. Enormous wild flocks produce a continuous roaring chorus. Good vocal mimics in captivity.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
虎皮鸚鵡
Interior of Australia, especially arid and semi-arid regions. One of the most popular pet birds worldwide.
保护状况
American Crow
虎皮鸚鵡
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
虎皮鸚鵡
Wild-type is green with yellow head and barred black scalloping on upperparts. Captive-bred varieties include blue, white, yellow, and many other colors.
Short, downward-curved, olive-grey bill typical of parakeets
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。
虎皮鸚鵡
The budgerigar is the third most popular pet in the world after dogs and cats, and by far the most common pet parrot. Wild budgies travel in enormous nomadic flocks that can darken the sky. Males can learn to mimic human speech, with one record-holding budgie having a vocabulary of 1,728 words.