Eurasian Tree Sparrow

Passer montanus

Order

PASSERIFORMES

Family

Old World Sparrows (Passeridae)

Code 4

ETSP

Code 6

PASMON

ITIS

Egg Color:

White to light gray with brown spots



Number of Eggs:

4 - 6



Incubation Days:

13 - 14



Egg Incubator:

Female



Nest Location:

In cavity in tree hollow, under eaves of building, in bird box, in crevice of cliff, etc.



Nest Material:

Straw, grasses, feathers, weeds, and bits of debris.



Migration:

Nonmigratory



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General

Eurasian Tree Sparrow: Small, introduced sparrow with black-streaked red-brown upperparts, buff underparts and single white wing-bar. Head has chestnut-brown crown and small black mask, chin, and ear patches. Sexes are similar. Juvenile has dark mottling on crown, dark gray throat and ear patch.

Range and Habitat

Eurasian Tree Sparrow: Native of Europe and much of Asia; was introduced to St. Louis, Missouri, in 1870 and locally common in the surrounding area along the Mississippi River. Has also been recorded locally in Manitoba, Minnesota, Wisconsin, and Iowa. Preferred habitats include city parks, suburban areas, and farmlands.

Breeding and Nesting

Eurasian Tree Sparrow: Four to six brown-spotted, white to light gray eggs are laid in a nest made of straw, grass, feathers, weeds, and bits of debris, located in a cavity of a tree hollow, under a building eave, in a bird box, or in a rock crevice. Incubation ranges from 13 to 14 days and is carried out by the female.

Foraging and Feeding

Eurasian Tree Sparrow: Eats seeds and insects; forages on the ground and in trees.

Vocalization

Eurasian Tree Sparrow: Produces a series of chirps and cheeps, higher-pitched and harsher than the House Sparrow.

Similar Species

Unlikely to be confused with any other species in this range.

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UnderpartsX

Belly, undertail coverts, chest, flanks, and foreneck.

UpperpartsX
Back, rump, hindneck, wings, and crown.
ChinX
The area of the face just below the bill.
CrownX
The crown is the top part of the birds head.
Ear patchX
Consists of soft, loose-webbed feathers on the side of the bird's head below and behind the eyes.
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X