American Crow vs コンゴウインコ
Corvus brachyrhynchos 比較対象 Ara macao
Side-by-Side Comparison
| 属性 | American Crow | コンゴウインコ |
|---|---|---|
| 学名 | Corvus brachyrhynchos | Ara macao |
| 目 | Passeriformes | Psittaciformes |
| 科 | Corvidae | Psittacidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 45.0 cm (17.7 in) | 85.0 cm (33.5 in) |
| 翼開長 | 99.0 cm (39.0 in) | 110.0 cm (43.3 in) |
| 体重 | 450.0 g (15.87 oz) | 1000.0 g (35.27 oz) |
| 食性 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Fruits, nuts, seeds, and flowers from rainforest canopy trees. Visits clay licks to detoxify compounds … |
| 一腹卵数 | 3-7 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
コンゴウインコ
Humid tropical lowland rainforests, gallery forests, and forest edges. Requires large mature trees with cavities for nesting.
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.
コンゴウインコ
Very loud, raucous squawking screams 'araak-araak'. Also gives chattering contact calls in pairs. Capable of mimicking human speech in captivity. Highly vocal throughout the day.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
コンゴウインコ
Southern Mexico through Central America to Amazonian South America, including Peru, Bolivia, Brazil, and Colombia.
保全状況
American Crow
コンゴウインコ
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
コンゴウインコ
Brilliant scarlet red body with bright yellow wing coverts and blue flight feathers and tail. Large white bare facial patch around the eye.
Large, strongly curved bill — pale horn upper mandible, dark 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。
コンゴウインコ
The scarlet macaw is one of the most iconic tropical birds with its dazzling tricolor plumage. These highly intelligent parrots form lifelong pair bonds and can live over 75 years in captivity. They play an important ecological role as seed dispersers in Neotropical rainforests.