Common Raven vs 亚马逊鹦鹉
Corvus corax 对比 Amazona aestiva
Side-by-Side Comparison
| 属性 | Common Raven | 亚马逊鹦鹉 |
|---|---|---|
| 学名 | Corvus corax | Amazona aestiva |
| 目 | Passeriformes | Psittaciformes |
| 科 | Corvidae | Psittacidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | 63.0 cm (24.8 in) | 36.0 cm (14.2 in) |
| 翼展 | 130.0 cm (51.2 in) | 55.0 cm (21.7 in) |
| 体重 | 1200.0 g (42.33 oz) | 400.0 g (14.11 oz) |
| 食性 | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … | Seeds, nuts, fruits, berries, and flowers. Feeds in tree canopy in noisy flocks. Occasionally raids … |
| 产卵数 | 1-8 | 1-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Raven
Diverse habitats from Arctic tundra to deserts, mountains, forests, and coastlines. Avoids dense urban areas but thrives near human activity.
亚马逊鹦鹉
Tropical and subtropical forests, woodland, savanna, and palm groves in South America.
Song & Call Comparison
Common Raven
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.
亚马逊鹦鹉
Loud, raucous squawking and screaming calls. Capable of impressive vocal mimicry including human speech. Contact call is a rolling 'arr-arr'. Highly vocal in social groups.
Geographic Range & Migration
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
亚马逊鹦鹉
Interior of South America including Brazil, Bolivia, Paraguay, and northern Argentina.
保护状况
Common Raven
亚马逊鹦鹉
How to Tell Them Apart
Common Raven
All black with a glossy purplish-blue iridescent sheen. Shaggy throat hackles, long wedge-shaped tail, and large robust build distinguish it from crows.
Large, powerful, curved black bill
亚马逊鹦鹉
Green body with a turquoise-blue forehead, yellow face, and red and blue wing patches. Red at the bend of the wing visible in flight.
Strong, hooked, dark grey upper mandible with a paler lower mandible
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。
亚马逊鹦鹉
The turquoise-fronted amazon is one of the most popular pet parrots in the world, prized for its ability to mimic human speech and its engaging personality. In the wild, these sociable parrots roost communally in large flocks and fly in pairs to feeding sites at dawn. Habitat loss and trapping for the pet trade threaten wild populations.