American Crow vs Gavião-real
Corvus brachyrhynchos comparado com Harpia harpyja
Side-by-Side Comparison
| Atributo | American Crow | Gavião-real |
|---|---|---|
| Nome científico | Corvus brachyrhynchos | Harpia harpyja |
| Ordem | Passeriformes | Accipitriformes |
| Família | Corvidae | Accipitridae |
| Estado de conservação | Least Concern | Vulnerable |
| Comprimento | 45,0 cm (17.7 in) | 100,0 cm (39.4 in) |
| Envergadura | 99,0 cm (39.0 in) | 200,0 cm (78.7 in) |
| Peso | 450,0 g (15.87 oz) | 7500,0 g (264.55 oz) |
| Dieta | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Arboreal mammals including sloths, monkeys, and opossums, which make up over 70% of the diet. … |
| Tamanho da postura | 3-7 | 2-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Gavião-real
Tropical lowland rainforests, requiring large tracts of continuous forest with tall emergent trees 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.
Gavião-real
Rarely heard; emits mournful whistled screams 'wheee-oo' and low croaking grunts near the nest. Vocalizations poorly documented given its remote Amazonian habitat.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Gavião-real
Central and South America from southern Mexico through Brazil and northern Argentina. Range is shrinking due to deforestation.
Estado de conservação
American Crow
Gavião-real
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
Gavião-real
Slate-black upperparts and head with a pale grey breast and white underparts with black barring. A distinctive split grey crest rises when the bird is alarmed.
Massive dark hooked bill, one of the largest of any eagle
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 …
Gavião-real
The harpy eagle is among the most powerful raptors in the world, with talons as large as a grizzly bear's claws. It is the national bird of Panama. Deforestation poses the greatest threat to this species, as each breeding pair requires a vast territory of undisturbed forest.