Merlin Bird Graphic

Merlin Bird ID

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    Northern Rough-winged Swallow Identification

    The Four Keys to ID

    • Size & Shape

      Small, long-bodied bird with a small head and bill. Flies on long and relatively broad, pointed wings. Note square tail.

      Relative Size

      Larger than Ruby-throated Hummingbird, smaller than a Purple Martin.

      Relative Sizesparrow or smallersparrow-sized or smaller
      Measurements
      • Both Sexes
        • Length: 4.7-5.9 in (12-15 cm)
        • Weight: 0.3-0.6 oz (10-18 g)
        • Wingspan: 10.6-11.8 in (27-30 cm)