Blue Jay vs Chihuahuan Raven
Cyanocitta cristata comparado com Corvus cryptoleucus
Side-by-Side Comparison
| Atributo | Blue Jay | Chihuahuan Raven |
|---|---|---|
| Nome científico | Cyanocitta cristata | Corvus cryptoleucus |
| Ordem | Passeriformes | Passeriformes |
| Família | Corvidae | Corvidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 28,0 cm (11.0 in) | — |
| Envergadura | 42,0 cm (16.5 in) | 70,2 cm (27.6 in) |
| Peso | 87,0 g (3.07 oz) | 523,5 g (18.47 oz) |
| Dieta | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | -- |
| Tamanho da postura | 2-7 | 1-8 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Blue Jay
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Song & Call Comparison
Blue Jay
A harsh, ringing 'jaay-jaay-jaay'. Also mimics Red-tailed Hawk and other species convincingly. Gives soft, liquid 'bell' calls and gurgling whispers in flocks.
Chihuahuan Raven
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Chihuahuan Raven
Estado de conservação
Blue Jay
Chihuahuan Raven
How to Tell Them Apart
Blue Jay
Bright blue upperparts with black barring on the wings and tail. White face and underparts with a black necklace. Prominent blue crest.
Stout, straight black bill
Chihuahuan Raven
About These Birds
Blue Jay
The blue jay is a bold, intelligent member of the corvid family known for its striking plumage and loud calls. Blue jays are important dispersers of oak trees, as they cache thousands of acorns each autumn. Their complex social behavior includes mimicking the calls of hawks to scare other birds from feeders.
Chihuahuan Raven
Corvo-dos-Chihuahua (Corvus cryptoleucus) — Corvo do sudoeste dos EUA e norte do México. Plumagem negra com base das penas branca que só é visível quando se eriçam. Habita pastagens áridas, arbustos e planícies desertas. Alimenta-se de insetos, carniça e restos. Forma bandos em época não reprodutiva. Nidifica em árvores baixas e cactos.