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Shiny Cowbird Identification

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The Four Keys to ID

  • Size & Shape

    A stout songbird with a short, thick-based, finely pointed bill and moderately long wings and tail.

    Relative Size

    Slightly larger than an Eastern Bluebird, smaller than a Red-winged Blackbird.

    Relative Sizerobin sizedrobin-sized
    Measurements
    • Both Sexes
      • Length: 7.1 in (18 cm)
      • Weight: 1.1-1.4 oz (31-40 g)

Regional Differences

Ornithologists recognize at least seven subspecies in the Caribbean and South America, all rather similar to one another. Only the smallest subspecies, minimus, is known in the United States.

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