Blue Jay vs Superb Fairywren
Cyanocitta cristata 比較対象 Malurus cyaneus
Side-by-Side Comparison
| 属性 | Blue Jay | Superb Fairywren |
|---|---|---|
| 学名 | Cyanocitta cristata | Malurus cyaneus |
| 目 | Passeriformes | Passeriformes |
| 科 | Corvidae | Maluridae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 28.0 cm (11.0 in) | 14.0 cm (5.5 in) |
| 翼開長 | 42.0 cm (16.5 in) | 16.0 cm (6.3 in) |
| 体重 | 87.0 g (3.07 oz) | 10.0 g (0.35 oz) |
| 食性 | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | Primarily insects and other small invertebrates gleaned from low vegetation. Also takes seeds and small … |
| 一腹卵数 | 2-7 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Blue Jay
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Superb Fairywren
Dense undergrowth in eucalyptus woodland, gardens, parks, and heath throughout southeastern Australia.
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.
Superb Fairywren
An extremely complex, melodic song: a long series of trills and warbles delivered rapidly. Males sing throughout the day. Alarm is a sharp 'tseet'. Among Australia's finest singers.
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Superb Fairywren
Southeastern Australia from Queensland through New South Wales, Victoria, to South Australia and Tasmania.
保全状況
Blue Jay
Superb Fairywren
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
Superb Fairywren
Breeding males have a brilliant violet-blue crown, ear coverts, and mantle with a black throat band. Non-breeding males and females are plain brown with a blue tail.
Fine, pointed, dark bill
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。
Superb Fairywren
The superb fairywren is one of Australia's most beloved and recognizable birds, with breeding males dressed in spectacular violet-blue plumage. These tiny birds live in cooperative family groups where helpers assist the breeding pair in raising young. Males pluck and present yellow flower petals to females as part of courtship.