American Crow vs Common Myna
Corvus brachyrhynchos เปรียบเทียบกับ Acridotheres tristis
Side-by-Side Comparison
| คุณสมบัติ | American Crow | Common Myna |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Corvus brachyrhynchos | Acridotheres tristis |
| อันดับ | Passeriformes | Passeriformes |
| วงศ์ตระกูล | Corvidae | Sturnidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | 45.0 cm (17.7 in) | 25.0 cm (9.8 in) |
| กว้างปีก | 99.0 cm (39.0 in) | 38.0 cm (15.0 in) |
| น้ำหนัก | 450.0 g (15.87 oz) | 120.0 g (4.23 oz) |
| อาหาร | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Omnivorous — insects, fruit, grain, and kitchen scraps. Bold and opportunistic around human settlements. |
| จำนวนไข่ | 3-7 | 2-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Common Myna only
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Common Myna
Urban areas, farmland, and open woodland. Closely associated with humans and one of the most successful avian urban colonizers.
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.
Common Myna
A noisy, cackling chatter and melodious whistling mixed together. An accomplished mimic of other birds and sounds. Gives repeated 'mee-ow' and harsh 'quarr' alarm calls.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Common Myna
Native to South and Southeast Asia. Introduced and invasive in Australia, South Africa, Middle East, and many Pacific islands.
สถานะการอนุรักษ์
American Crow
Common Myna
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
Common Myna
Brown body with a glossy black hood, yellow bill, and bare yellow skin behind the eye. White wing patches conspicuous in flight. Yellow legs.
Strong, slightly curved yellow bill
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.
Common Myna
The common myna has been named one of the world's 100 worst invasive species by the IUCN. Originally from South Asia, it has been introduced to tropical regions worldwide where it outcompetes native birds for nest cavities. Despite its invasive status, the myna is an intelligent and charismatic bird capable of mimicking human speech.