American Crow vs Búteo-de-cauda-vermelha
Corvus brachyrhynchos comparado com Buteo jamaicensis
Side-by-Side Comparison
| Atributo | American Crow | Búteo-de-cauda-vermelha |
|---|---|---|
| Nome científico | Corvus brachyrhynchos | Buteo jamaicensis |
| Ordem | Passeriformes | Accipitriformes |
| Família | Corvidae | Accipitridae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 45,0 cm (17.7 in) | 53,0 cm (20.9 in) |
| Envergadura | 99,0 cm (39.0 in) | 124,0 cm (48.8 in) |
| Peso | 450,0 g (15.87 oz) | 1080,0 g (38.10 oz) |
| Dieta | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Small to medium mammals, especially voles, mice, and rabbits. Also takes birds, reptiles, and large … |
| Tamanho da postura | 3-7 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
American Crow only
Nenhum
Búteo-de-cauda-vermelha only
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Búteo-de-cauda-vermelha
Open country with scattered elevated perches such as trees, poles, and cliffs. Adaptable to farmland, grasslands, roadsides, and suburban areas.
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.
Búteo-de-cauda-vermelha
Iconic, raspy descending scream: 'kreeeeee-ar', often used in films for all raptors. Gives short barking 'kak' notes near nest. Juveniles beg with persistent squealing whistles.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Búteo-de-cauda-vermelha
North America from Alaska to Panama, including the Caribbean. One of the most common raptors in North America.
Estado de conservação
American Crow
Búteo-de-cauda-vermelha
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
Búteo-de-cauda-vermelha
Variable plumage from pale to dark morphs. Most adults have rich brown upperparts, a pale breast with a dark belly band, and the characteristic rufous-red tail.
Dark hooked bill with a yellow cere
About These Birds
American Crow
O Corvo-americano (Corvus brachyrhynchos) é um dos corvos mais reconhecíveis e inteligentes da América do Norte, pertencente à família Corvidae. Amplamente distribuído por toda a América do Norte, habita uma grande variedade de habitats, incluindo florestas, campos agrícolas, subúrbios e centros urbanos. Mede aproximadamente 40-53 cm e pesa entre 300-600 g. A plumagem é completamente preta com reflexos iridescentes. Onívoro altamente adaptável, alimenta-se de insetos, frutos, carrion, lixo e praticamente qualquer material comestível disponível. Exibe comportamento social complexo, incluindo vida …
Búteo-de-cauda-vermelha
The red-tailed hawk is the most widespread and common hawk in North America. Its screaming cry is so iconic that it is often dubbed over bald eagle footage in films and television. These adaptable raptors thrive in human-altered landscapes and are a familiar sight perched along highways.