American Crow vs アオボウシインコ
Corvus brachyrhynchos 比較対象 Amazona aestiva
Side-by-Side Comparison
| 属性 | American Crow | アオボウシインコ |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Amazona aestiva |
| 目 | Passeriformes | Psittaciformes |
| 科 | Corvidae | Psittacidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 45.0 cm (17.7 in) | 36.0 cm (14.2 in) |
| 翼開長 | 99.0 cm (39.0 in) | 55.0 cm (21.7 in) |
| 体重 | 450.0 g (15.87 oz) | 400.0 g (14.11 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Seeds, nuts, fruits, berries, and flowers. Feeds in tree canopy in noisy flocks. Occasionally raids … |
| 一腹卵数 | 3-7 | 1-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
アオボウシインコ
Tropical and subtropical forests, woodland, savanna, and palm groves in South America.
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.
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
American Crow
North America from southern Canada through the United States to northern Mexico.
アオボウシインコ
Interior of South America including Brazil, Bolivia, Paraguay, and northern Argentina.
保全状況
American Crow
アオボウシインコ
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
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
American Crow
北米全域に広く分布する大型のカラス（体長40〜53cm）。全身光沢のある黒で、知性が高く強い社会性を持つ。Corvus brachyrhynchos（アメリカガラス）は北米で最もよく見られるカラスで、交通量の多い道路に堅い木の実を置いて車に割らせる「道具使用」が観察されている。Corvidae科。
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.