American Crow vs Javan Green Magpie
Corvus brachyrhynchos เปรียบเทียบกับ Cissa thalassina
Side-by-Side Comparison
| คุณสมบัติ | American Crow | Javan Green Magpie |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Corvus brachyrhynchos | Cissa thalassina |
| อันดับ | Passeriformes | Passeriformes |
| วงศ์ตระกูล | Corvidae | Corvidae |
| สถานะการอนุรักษ์ | Least Concern | Critically Endangered |
| ความยาว | 45.0 cm (17.7 in) | — |
| กว้างปีก | 99.0 cm (39.0 in) | 27.9 cm (11.0 in) |
| น้ำหนัก | 450.0 g (15.87 oz) | 125.0 g (4.41 oz) |
| อาหาร | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | -- |
| จำนวนไข่ | 3-7 | 1-2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
American Crow only
Javan Green Magpie only
ไม่มี
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.
Javan Green Magpie
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Javan Green Magpie
สถานะการอนุรักษ์
American Crow
Javan Green Magpie
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
Javan Green Magpie
About These Birds
American Crow
The American crow is one of North America's most familiar and intelligent birds. Research has shown they can recognize individual human faces and communicate perceived threats to other crows. They form large winter roosts of up to hundreds of thousands of individuals in some cities.