Blue Jay Identification

The Four Keys to ID

  • Size & Shape

    Large crested songbird with broad, rounded tail. Blue Jays are smaller than crows, larger than robins.

    Relative Size

    About the same size as a Western Scrub-Jay

    Relative Sizerobin sizedrobin-sized
    Measurements
    • Both Sexes
      • Length: 9.8-11.8 in (25-30 cm)
      • Weight: 2.5-3.5 oz (70-100 g)
      • Wingspan: 13.4-16.9 in (34-43 cm)