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Merlin Bird ID

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    Wilson's Warbler Identification

    The Four Keys to ID

    • Size & Shape

      Wilson’s Warblers are one of our smallest warblers. They have long, thin tails and small, thin bills. They appear rather round bodied and large headed for their size.

      Relative Size

      Larger than a Ruby-crowned Kinglet, smaller than a Common Yellowthroat.

      Relative Sizesparrow or smallersparrow-sized or smaller
      • Both Sexes
        • Length: 3.9-4.7 in (10-12 cm)
        • Weight: 0.2-0.3 oz (5-10 g)
        • Wingspan: 5.5-6.7 in (14-17 cm)

    Regional Differences

    Western populations tend to be brighter yellow than Eastern populations.