pintail

• long-necked river duck of the Old and New Worlds having elongated central tail feathers
• A northern duck (Dafila acuta), native of both continents. The adult male has a long, tapering tail. Called also gray duck, piketail, piket-tail, spike-tail, split-tail, springtail, sea pheasant, and gray widgeon
• The sharp-tailed grouse of the great plains and Rocky Mountains (Pediocaetes phasianellus)

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