Tags: Race Horse.
Quack (1969–1995) was an American Thoroughbred racehorse who holds the world record for a three-year-old with the fastest mile and a quarter ever run on dirt. Quack was sired by T.V. Lark the 1961 American Champion Male Turf Horse and out of the mare Quillon a daughter of the outstanding Champion broodmare sire Princequillo. Quack was a very large horse whose style it was to lag behind early and finish with a devastating closing kick.