Merlin Bird Graphic

Merlin Bird ID

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    White-tailed Ptarmigan Identification

    Adult Description

    • Small grouse; medium to large chicken-like bird.
    • Thick bodied.
    • Tail moderately short, rounded.
    • Completely white in winter.
    • Barred grayish brown in summer.
    • Wings and tail white.

    Male Description

    Breeding male mostly grayish-brown, with broad band of black markings across chest. Eye combs are red. Nonbreeding male is completely white with black eyes and bill.

    Female Description

    Breeding female shows finely barred plumage, with yellowish tint contrasting with black or dark brown. Nonbreeding female is completely white with black eyes and bill.

    Immature Description

    Similar to adult.
    Relative Size

    Relative Sizecrow sizedcrow-sized
    Measurements
    • Both Sexes
      • Length: 11.8-12.2 in (30-31 cm)
      • Weight: 11.6-16.9 oz (330-480 g)