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Overview
Siberian jay

Siberian jay

Wikipedia

The Siberian jay is a small jay with a widespread distribution within the coniferous forests in North Eurasia. It has grey-brown plumage with a darker brown crown and a paler throat. It is rusty-red in a panel near the wing-bend, on the undertail coverts and on the sides of the tail. The sexes are similar. Although its habitat is being fragmented, it is a common bird with a very wide range so the International Union for Conservation of Nature has assessed its conservation status as being of "least concern".

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Distribution

Region

Northern Eurasia

Typical Environment

Occurs across the boreal taiga from Scandinavia and Finland through northern Russia and Siberia. It favors mature coniferous forests dominated by spruce, pine, and fir with dense canopy and abundant lichens. The species prefers interior forest and edges but generally avoids large open areas. Nests are usually placed in spruce, often well concealed. It relies on structurally complex, older stands for foraging and caching.

Altitude Range

Sea level to 1500 m

Climate Zone

Continental

Characteristics

Size23–26 cm
Wing Span38–42 cm
Male Weight0.08 kg
Female Weight0.075 kg
Life Expectancy7 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

A member of the crow family, the Siberian jay is noted for its tameness and curiosity, often approaching camps and foragers in the boreal forest. It caches surplus food under bark and among lichens to survive long northern winters. Pairs hold year-round territories and often remain with offspring in small family groups. Its closest relative is the gray jay of North America.

Gallery

Bird photo
Bird photo
Bird photo
In a spruce forest near Evenstad, Norway

In a spruce forest near Evenstad, Norway

Eggs in the Museum Wiesbaden

Eggs in the Museum Wiesbaden

Behaviour

Temperament

curious and bold

Flight Pattern

short rapid wingbeats with agile, maneuverable flights through trees

Social Behavior

Forms long-term pair bonds and defends territories year-round, often accompanied by recent offspring in small family groups. Breeding is early in spring; nests are well hidden in conifers. Food caching underpins winter survival, and birds may follow humans or predators to opportunistically scavenge.

Migratory Pattern

Resident

Song Description

Vocalizations are soft, fluty whistles interspersed with chatter and scolding notes. Alarm calls are harsh and buzzing, while contact calls are subdued and melodious. Song is not loud, often delivered from within cover.

Identification

Leg Colorblackish-grey
Eye Colordark brown

Plumage

Soft grey-brown overall with a darker brown crown and nape, pale throat, and warm rufous panels on the wings, flanks, and undertail coverts. Tail sides show rich rusty tones, giving a subtle two-toned effect in flight. Feathers appear fluffy, with a rounded body and relatively long tail.

Feeding Habits

Diet

Eats insects and spiders in summer, along with berries and seeds. Takes carrion, scraps, and occasionally small vertebrates or eggs when available. Frequently visits human camps for crumbs. Caches meat and berries under bark and in lichens for later retrieval during winter scarcity.

Preferred Environment

Forages within the lower to mid-canopy and understory of mature conifer stands, especially spruce. Works trunks and branches, probes bark crevices, and searches lichen mats. Will forage at forest edges and near cabins or camps in remote taiga.

Population

Total Known PopulationStable population of several million individuals

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