Merlin Bird Graphic

Merlin Bird ID

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    Rock Ptarmigan Identification

    Adult Description

    Medium to large chicken-like bird. Thick bodied. Tail moderately short, rounded, and black. Completely white in winter. Barred grayish brown in summer. Wings white.

    Immature Description

    Similar to adult.
    Relative Size

    Relative Sizecrow sizedcrow-sized
    • Both Sexes
      • Length: 12.6-15.8 in (32-40 cm)
      • Weight: 15.5-22.6 oz (440-640 g)