Merlin Bird Graphic

Merlin Bird ID

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    Mountain Bluebird Identification

    The Four Keys to ID

    • Size & Shape

      Mountain Bluebirds are fairly small thrushes with round heads and straight, thin bills. Compared with other bluebirds they are lanky and long-winged, with a long tail.

      Relative Size

      Slightly larger than a Cassin’s Finch, considerably smaller than an American Robin.

      Relative Sizebetween sparrow and robinbetween sparrow and robin
      • Both Sexes
        • Length: 6.3-7.9 in (16-20 cm)
        • Weight: 1.1 oz (30 g)
        • Wingspan: 11.0-14.2 in (28-36 cm)