American Crow vs Common Kestrel
Corvus brachyrhynchos comparado com Falco tinnunculus
Side-by-Side Comparison
| Atributo | American Crow | Common Kestrel |
|---|---|---|
| Nome científico | Corvus brachyrhynchos | Falco tinnunculus |
| Ordem | Passeriformes | Falconiformes |
| Família | Corvidae | Falconidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 45,0 cm (17.7 in) | 34,0 cm (13.4 in) |
| Envergadura | 99,0 cm (39.0 in) | 74,0 cm (29.1 in) |
| Peso | 450,0 g (15.87 oz) | 190,0 g (6.70 oz) |
| Dieta | Highly omnivorous — insects, earthworms, seeds, fruit, eggs, nestlings, carrion, and human food waste. Among … | Primarily voles and mice, also lizards, large insects, and small birds. Hunts by hovering at … |
| Tamanho da postura | 3-7 | 1-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
American Crow only
Common Kestrel only
American Crow
Extremely adaptable — found in farmland, open woodland, suburban neighborhoods, parking lots, and urban parks.
Common Kestrel
Open country including farmland, grasslands, moorland, and urban areas. Common along motorways and in cities across Europe.
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 Kestrel
A shrill, repeated 'kee-kee-kee-kee' or 'kik-ik-ik', especially near nest. Alarm call is a nasal chattering. Generally less vocal than larger falcons. Calls ring clearly in open country.
Geographic Range & Migration
American Crow
North America from southern Canada through the United States to northern Mexico.
Common Kestrel
Europe, Asia, and Africa. One of the most common and widespread raptors in the Old World.
Estado de conservação
American Crow
Common Kestrel
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 Kestrel
Males have a blue-grey head and tail with a rufous back spotted with black. Females are rufous-brown with heavy barring. Both have a dark moustachial stripe.
Short, hooked grey 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 …
Common Kestrel
Peneireiro-vulgar (Falco tinnunculus) — 32-38 cm. Falcão mais comum da Europa e Ásia, reconhecível pelo pairar estacionário com batimento rápido de asas enquanto caça. Macho com cabeça e cauda cinzentas e dorso castanho avermelhado manchado; fêmea mais barrada. Habita campos abertos, zonas costeiras e áreas urbanas. Alimenta-se de pequenos mamíferos, insetos e lagartos.