Blue Jay vs Hawfinch
Cyanocitta cristata 比較対象 Coccothraustes coccothraustes
Side-by-Side Comparison
| 属性 | Blue Jay | Hawfinch |
|---|---|---|
| 学名 | Cyanocitta cristata | Coccothraustes coccothraustes |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Fringillidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 28.0 cm (11.0 in) | 18.0 cm (7.1 in) |
| 翼開長 | 42.0 cm (16.5 in) | 32.0 cm (12.6 in) |
| 体重 | 87.0 g (3.07 oz) | 55.0 g (1.94 oz) |
| 食性 | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | Seeds and kernels, especially from cherries, olives, elms, and hornbeams. The bill exerts a force … |
| 一腹卵数 | 2-7 | 3-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Blue Jay
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Hawfinch
Deciduous and mixed woodland, orchards, parks, and large gardens with mature fruiting trees.
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.
Hawfinch
A sharp, metallic 'tsick' call — the primary vocalization and often all that's heard. Song is a thin, reedy warble. Generally inconspicuous vocally despite its striking appearance.
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Hawfinch
Europe, North Africa, and western and central Asia. Partially migratory, with northern populations moving south in winter.
保全状況
Blue Jay
Hawfinch
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
Hawfinch
Orange-brown head with a black bib and eye stripe. Warm brown back, grey nape, and broad white wing bar. Massive head and bill give a top-heavy appearance.
Enormously powerful, conical, pale bill capable of cracking cherry and olive stones