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Merlin Bird ID

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    Gadwall Identification

    The Four Keys to ID

    • Size & Shape

      Gadwall are about the same size as Mallards. Gadwall have a fairly large, square head with a steep forehead. The bill is noticeably thinner than a Mallard's. In flight, the neck is slightly thinner and the wings slightly more slender than a Mallard’s.

      Relative Size

      Slightly smaller than a Mallard; larger than a Green-winged Teal.

      Relative Sizebetween crow and goosebetween crow and goose
      • Both Sexes
        • Length: 18.1-22.4 in (46-57 cm)
        • Weight: 17.6-44.1 oz (500-1250 g)
        • Wingspan: 33.1 in (84 cm)