sprigtail

from The Century Dictionary.

• noun The pintail or sprig, a duck, Dafila acuta. See cut under Dafila.
• noun The sharp-tailed or pin-tailed grouse, Pediœcetes phasianellus columbianus: more fully sprig-tailed grouse. See cut under Pediœcetes.

from the GNU version of the Collaborative International Dictionary of English.

• noun Local, U.S., Local, U.S., Local, U.S. The pintail duck; -- called also sprig, and spreet-tail.
• noun Local, U.S. The sharp-tailed grouse.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun US, dialect The pintail duck.
• noun US, dialect The sharp-tailed grouse.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun large grouse of prairies and open forests of western North America
• noun large grouse of prairies and open forests of western North America