American Crow vs Amami Jay
Corvus brachyrhynchos 비교 대상 Garrulus lidthi
Side-by-Side Comparison
| 속성 | American Crow | Amami Jay |
|---|---|---|
| 학명 | Corvus brachyrhynchos | Garrulus lidthi |
| 목 | Passeriformes | Passeriformes |
| 과 | Corvidae | Corvidae |
| 보전 상태 | Least Concern | Vulnerable |
| 체장 | 45.0 cm (17.7 in) | — |
| 날개 폭 | 99.0 cm (39.0 in) | 34.8 cm (13.7 in) |
| 체중 | 450.0 g (15.87 oz) | 125.0 g (4.41 oz) |
| 식성 | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | -- |
| 산란 수 | 3-7 | 3-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
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.
Amami Jay
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Amami Jay
보전 상태
American Crow
Amami Jay
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
Amami Jay
About These Birds
American Crow
미국까마귀는 북미에서 가장 친숙하고 지능이 높은 새 중 하나이다. 연구에 따르면 도구를 사용하고, 인간 얼굴을 기억하며, 복잡한 사회 구조를 이룬다. 북미 전역의 다양한 서식지에 적응력이 뛰어나게 서식한다.
Amami Jay
The Amami Jay is a vulnerable corvid weighing 125 g with a broad 34.8 cm wingspan, endemic to the Amami Islands of southern Japan. It has striking blue and chestnut plumage and inhabits subtropical broadleaf forests where it caches food.