Common Raven vs アオボウシインコ
Corvus corax 比較対象 Amazona aestiva
Side-by-Side Comparison
| 属性 | Common Raven | アオボウシインコ |
|---|---|---|
| 学名 | Corvus corax | Amazona aestiva |
| 目 | Passeriformes | Psittaciformes |
| 科 | Corvidae | Psittacidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 63.0 cm (24.8 in) | 36.0 cm (14.2 in) |
| 翼開長 | 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 … |
| 一腹卵数 | 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.
アオボウシインコ
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.
アオボウシインコ
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.
アオボウシインコ
Interior of South America including Brazil, Bolivia, Paraguay, and northern Argentina.
保全状況
Common Raven
アオボウシインコ
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
アオボウシインコ
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
ワタリガラス（Corvus corax）— 北半球に広く分布する最大のスズメ目の鳥。高い知性をもち、道具を使うことや問題解決能力が知られている。
アオボウシインコ
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.