Common Raven vs Búteo-de-cauda-vermelha
Corvus corax comparado com Buteo jamaicensis
Side-by-Side Comparison
| Atributo | Common Raven | Búteo-de-cauda-vermelha |
|---|---|---|
| Nome científico | Corvus corax | Buteo jamaicensis |
| Ordem | Passeriformes | Accipitriformes |
| Família | Corvidae | Accipitridae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 63,0 cm (24.8 in) | 53,0 cm (20.9 in) |
| Envergadura | 130,0 cm (51.2 in) | 124,0 cm (48.8 in) |
| Peso | 1200,0 g (42.33 oz) | 1080,0 g (38.10 oz) |
| Dieta | Omnivorous and opportunistic — carrion, small animals, insects, eggs, grain, fruit, and human refuse. Among … | Small to medium mammals, especially voles, mice, and rabbits. Also takes birds, reptiles, and large … |
| Tamanho da postura | 1-8 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
Common Raven only
Nenhum
Búteo-de-cauda-vermelha only
Common Raven
Diverse habitats from Arctic tundra to deserts, mountains, forests, and coastlines. Avoids dense urban areas but thrives near human activity.
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
Common Raven
Highly varied: deep resonant 'kraa-kraa-kraa', hollow 'tok-tok', liquid 'klonk', and wing-whooshing. Among the most intelligent corvid callers; uses calls contextually in groups.
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
Common Raven
Holarctic distribution across North America, Europe, Asia, and North Africa. The most widely distributed corvid.
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
Common Raven
Búteo-de-cauda-vermelha
How to Tell Them Apart
Common Raven
All black with a glossy purplish-blue iridescent sheen. Shaggy throat hackles, long wedge-shaped tail, and large robust build distinguish it from crows.
Large, powerful, curved black bill
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
Common Raven
The common raven is among the most intelligent birds, demonstrating tool use, future planning, and social manipulation in scientific studies. In many cultures, ravens feature prominently in mythology as creators, tricksters, or messengers. Their complex vocalizations include over 30 distinct calls.
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.