Eurasian Tree Sparrow Identification

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The Four Keys to ID

  • Size & Shape

    A small, somewhat chubby songbird with a rounded head and short neck, and thick, conical bill.

    Relative Size

    Larger than a Black-capped Chickadee, slightly smaller than a House Sparrow.

    Relative Sizesparrow or smallersparrow-sized or smaller
    Measurements
    • Both Sexes
      • Length: 5.5-5.9 in (14-15 cm)
      • Weight: 0.6-1.0 oz (18-28 g)
      • Wingspan: 7.9-8.7 in (20-22 cm)

Regional Differences

Across the species’ large range in Eurasia, ornithologists recognize between 9 and 33 subspecies, which differ moderately in plumage tones and in size.