American Crow vs Scarlet Macaw
Corvus brachyrhynchos เปรียบเทียบกับ Ara macao
Side-by-Side Comparison
| คุณสมบัติ | American Crow | Scarlet Macaw |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Corvus brachyrhynchos | Ara macao |
| อันดับ | Passeriformes | Psittaciformes |
| วงศ์ตระกูล | Corvidae | Psittacidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | 45.0 cm (17.7 in) | 85.0 cm (33.5 in) |
| กว้างปีก | 99.0 cm (39.0 in) | 110.0 cm (43.3 in) |
| น้ำหนัก | 450.0 g (15.87 oz) | 1000.0 g (35.27 oz) |
| อาหาร | 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 … |
| จำนวนไข่ | 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.
Scarlet Macaw
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.
Scarlet Macaw
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.
Scarlet Macaw
Southern Mexico through Central America to Amazonian South America, including Peru, Bolivia, Brazil, and Colombia.
สถานะการอนุรักษ์
American Crow
Scarlet Macaw
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
Scarlet Macaw
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
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.
Scarlet Macaw
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.