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Blue Jay

Cyanocitta cristata

Least Concern
Longueur
28,0 cm
Envergure
42,0 cm
Poids
87,0 g
Famille
Corvidae
Ordre
Passeriformes

A skilled mimic and prodigious hoarder, the Blue Jay caches thousands of acorns each autumn and can imitate the scream of the Red-tailed Hawk convincingly enough to startle other birds. Bright blue above with black barring on the wings and tail, it has a white face and underparts, a black necklace, and a prominent crest. It occupies deciduous and mixed forests, parks, and suburbs across eastern and central North America, from southern Canada to the Gulf Coast, with some populations migrating irregularly. Its diet spans nuts, seeds, berries, insects, and occasionally the eggs or nestlings of other birds. Cup nests hold two to seven eggs, incubated for 17 to 18 days, with young fledging at 17 to 21 days. Beyond the harsh ringing 'jaay', it gives soft, bell-like notes within flocks. It is listed as Least Concern.

À propos

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.

Physical Description

Measurement Value Imperial
Body Length 28,0 cm 11.0 in
Envergure 42,0 cm 16.5 in
Poids 87,0 g 3.07 oz

Identification

Plumage

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

Bec

Stout, straight black bill

Habitat & Range

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

Répartition géographique

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

Diet & Feeding

Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other birds. Caches thousands of acorns each fall.

Statut de conservation

Least Concern
IUCN Red List

Comportement et reproduction

Nidification

Nest type: CP,PL. Incubation: 17-18 days. Fledging: 17-21 days.

Taille de la couvée

2-7

Son

Chant

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.

Taxonomie

Kingdom Animalia
Phylum Chordata
Class Aves
Ordre Passeriformes (Songbirds)
Famille Corvidae (Crows, Jays & Magpies)
Genus Cyanocitta
Espèces Cyanocitta cristata

Names in Other Languages

Language Name
German Blauhäher
Spanish Arrendajo Azul

External Databases

Foire aux questions

What does the Blue Jay eat?
Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other birds. Caches thousands of acorns each fall.
Where does the Blue Jay live?
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Is the Blue Jay endangered?
The Blue Jay has a conservation status of Least Concern.
How does the Blue Jay nest?
Nest type: CP,PL. Incubation: 17-18 days. Fledging: 17-21 days.
What does the Blue Jay sound like?
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.
How big is the Blue Jay?
The Blue Jay has a body length of 28.0 cm, wingspan of 42.0 cm, weight of 87.0 g.
What order and family does the Blue Jay belong to?
The Blue Jay (Cyanocitta cristata) belongs to the order Passeriformes and the family Corvidae.

Similar Birds

Other species in the Corvidae family

Comparer

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