Groove-billed Ani Identification

Groove-billed Ani Adult
Adult

Slender black bird with a long tail and a thick, curved bill. Feathers around head are often fluffed up. With close views grooves on bill are visible.

© Michael McCloy | Macaulay LibraryBelize, January 04, 2017
Groove-billed Ani Adult
Adult

Long-tailed with a thick, curved bill and a hunched posture. Entirely black and lacks feathers around the eye.

© Brian Sullivan | Macaulay LibraryGuanacaste, November 10, 2008
Groove-billed Ani Adult
Adult

© Timothy Barksdale | Macaulay LibraryApril 01, 1998
Groove-billed Ani Adult
Adult

© Timothy Barksdale | Macaulay LibraryApril 01, 1998
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Adult Description

  • Slender, long-tailed black bird.
  • Short thick, rounded beak.
  • Beak with parallel grooves running its length.

Immature Description

Immature like adult, but plumage duller and bill grooves indistinct.
Relative Size

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