Blue Jay vs Beautiful Jay
Cyanocitta cristata 比較対象 Cyanolyca pulchra
Side-by-Side Comparison
| 属性 | Blue Jay | Beautiful Jay |
|---|---|---|
| 学名 | Cyanocitta cristata | Cyanolyca pulchra |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Corvidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 28.0 cm (11.0 in) | — |
| 翼開長 | 42.0 cm (16.5 in) | 26.6 cm (10.5 in) |
| 体重 | 87.0 g (3.07 oz) | 97.25 g (3.43 oz) |
| 食性 | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | -- |
| 一腹卵数 | 2-7 | 2 |
| 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.
Beautiful Jay
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Beautiful Jay
保全状況
Blue Jay
Beautiful Jay
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
Beautiful Jay
About These Birds
Blue Jay
アオカケスは鮮やかな羽毛と大きな鳴き声で知られるカラス科の大胆で知能が高い鳥。アオカケスは毎秋数千個のドングリを蓄えることでカシの木の重要な散布者となっている。複雑な社会的行動には、給餌器から他の鳥を追い払うためにタカの声を真似ることも含まれる。
Beautiful Jay
The Beautiful Jay is a rare, near-threatened jay restricted to the humid cloud forests of the western Andes in Colombia and Ecuador. It has striking brilliant blue plumage with a black mask, and is considered one of the most attractive jays. It forages in small groups in the forest canopy and midstory, feeding on insects, fruits, and small vertebrates.