Blue Jay vs Dwarf Jay
Cyanocitta cristata 비교 대상 Cyanolyca nanus
Side-by-Side Comparison
| 속성 | Blue Jay | Dwarf Jay |
|---|---|---|
| 학명 | Cyanocitta cristata | Cyanolyca nanus |
| 목 | Passeriformes | Passeriformes |
| 과 | Corvidae | Corvidae |
| 보전 상태 | Least Concern | Near Threatened |
| 체장 | 28.0 cm (11.0 in) | — |
| 날개 폭 | 42.0 cm (16.5 in) | 22.7 cm (8.9 in) |
| 체중 | 87.0 g (3.07 oz) | 40.46666666666667 g (1.43 oz) |
| 식성 | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | -- |
| 산란 수 | 2-7 | 2-3 |
| Population Trend | — | — |
Size Comparison
Body Length
Blue Jay
28.0 cm
Dwarf Jay
—
날개 폭
Blue Jay
42.0 cm
Dwarf Jay
22.7 cm
체중
Blue Jay
87.0 g
Dwarf Jay
40.46666666666667 g
Habitat Comparison
Blue Jay
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Song & Call Comparison
Blue Jay
노래
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.
Dwarf Jay
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Dwarf Jay
보전 상태
Least Concern
Blue Jay
Near Threatened
Dwarf Jay
How to Tell Them Apart
Blue Jay
깃털
Bright blue upperparts with black barring on the wings and tail. White face and underparts with a black necklace. Prominent blue crest.
부리
Stout, straight black bill