Merlin Bird Graphic

Merlin Bird ID

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    Williamson's Sapsucker Identification

    Adult Description

    • Medium-sized woodpecker.
    • White rump.
    • Yellow belly.
    • Male boldly marked black and white, with red throat .
    • Female with brown head and barred black and white all over.

    Male Description

    Upperparts, head, and breast iridescent black. White stripe up side. Rump white. Eyestripe and mustache stripe white. Throat red. Belly yellow. Tail all black.

    Female Description

    Head brownish with obscure mustache striping. Upperparts, wings, and flanks heavily barred with white, brown, and black. No large white patch in wings. Breast partly black. Rump white. Belly yellow. Tail black with black-and-white barring in middle.

    Immature Description

    Juvenile similar to adult, but male with white throat and nape, female without black on breast.
    Relative Size

    Relative Sizerobin sizedrobin-sized
    Measurements
    • Both Sexes
      • Length: 8.3-9.8 in (21-25 cm)
      • Weight: 1.6-1.9 oz (44-55 g)