Groove-billed Ani Identification

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The Four Keys to ID

  • Size & Shape

    A fairly large, disheveled-looking bird with a long, rounded tail and short, rounded wings. It has a tall, heavy bill (though generally smaller than the bill of Smooth-billed Ani). At close range, several grooves in the upper mandible are visible.

    Relative Size

    Larger than a Yellow-billed Cuckoo, smaller than a male Cooper’s Hawk.

    Relative Sizebetween robin and crowbetween robin and crow
    • Both Sexes
      • Length: 13.4 in (34 cm)
      • Weight: 2.5-3.2 oz (70-90 g)

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