Blue Jay vs Red-billed Blue Magpie

Cyanocitta cristata เปรียบเทียบกับ Urocissa erythroryncha

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Side-by-Side Comparison

คุณสมบัติ Blue Jay Red-billed Blue Magpie
ชื่อวิทยาศาสตร์ Cyanocitta cristata Urocissa erythroryncha
อันดับ Passeriformes Passeriformes
วงศ์ตระกูล Corvidae Corvidae
สถานะการอนุรักษ์ Least Concern Least Concern
ความยาว 28.0 cm (11.0 in)
กว้างปีก 42.0 cm (16.5 in) 36.3 cm (14.3 in)
น้ำหนัก 87.0 g (3.07 oz) 150.5 g (5.31 oz)
อาหาร Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … --
จำนวนไข่ 2-7 3-5
Population Trend
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Size Comparison

Body Length
Blue Jay 28.0 cm
Red-billed Blue Magpie
กว้างปีก
Blue Jay 42.0 cm
Red-billed Blue Magpie 36.3 cm
น้ำหนัก
Blue Jay 87.0 g
Red-billed Blue Magpie 150.5 g
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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

Blue Jay only

ไม่มี

Red-billed Blue Magpie only

ไม่มี

Blue Jay

Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.

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Song & Call Comparison

Blue Jay

เสียงร้อง

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.

Red-billed Blue Magpie

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Geographic Range & Migration

Blue Jay

Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.

Red-billed Blue Magpie

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สถานะการอนุรักษ์

Least Concern

Blue Jay

Least Concern

Red-billed Blue Magpie

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How to Tell Them Apart

Blue Jay

ขนนก

Bright blue upperparts with black barring on the wings and tail. White face and underparts with a black necklace. Prominent blue crest.

ปาก

Stout, straight black bill

Red-billed Blue Magpie

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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.

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Related Comparisons

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