American Crow vs Australian Raven
Corvus brachyrhynchos so với Corvus coronoides
Side-by-Side Comparison
| Thuộc Tính | American Crow | Australian Raven |
|---|---|---|
| Tên Khoa Học | Corvus brachyrhynchos | Corvus coronoides |
| Bộ | Passeriformes | Passeriformes |
| Họ | Corvidae | Corvidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | 45,0 cm (17.7 in) | — |
| Chiều Dài Sải Cánh | 99,0 cm (39.0 in) | 71,2 cm (28.0 in) |
| Khối Lượng | 450,0 g (15.87 oz) | 660,0 g (23.28 oz) |
| Chế Độ Ăn | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | -- |
| Số Trứng | 3-7 | 1-6 |
| 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.
Australian Raven
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Australian Raven
Tình Trạng Bảo Tồn
American Crow
Australian Raven
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
Australian Raven
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.
Australian Raven
The Australian Raven is the largest corvid in Australia, found in open woodland, farmland, and coastal areas across southern and eastern Australia. Weighing about 660g with a wingspan of 71.2cm, it is entirely black with a shaggy throat hackle. It feeds opportunistically on carrion, invertebrates, small vertebrates, and human refuse.