Gross revenue and average price declined significantly at the Canadian Breeders Sales' select yearling auction at Woodbine on Tuesday. Colts by Sultry Song and Tale of the Cat brought $150,000 apiece to top the auction. (All figures involving money in this story are reported in Canadian dollars.)The 182 horses sold grossed $6,458,000 and averaged $35,484. The gross and average were down by 14.2% and 18.5%, respectively, from last year, when 173 yearlings grossed $7,527,900 and averaged $43,514. This year's buy-back rate was 28.9%, up from last year's figure of 25.8%.The $150,000 Sultry Song colt was purchased by Canadian trainer Roger Attfield from Woodlands (Gail Wood), agent. The colt is the first foal produced from the 5-year-old unraced Gilded Time mare Fillly of the Jag, who is a half-sister to Canadian champion Colorful Vices and stakes winner Very Formal, who finished second in the 1990 Queen's Plate (Can-IR).The $150,000 Tale of the Cat colt was bought by Stubbs Investments from Huntington Stud Farm, agent. The colt is the second foal produced from the 6-year-old unraced Vice Regent mare Regent n'Flashy, who is a half-sister to Flashy n Smart, winner of he 1997 Virginia Handcap (gr. III) at Calder Race Course. Regent n'Flashy also is a half-sister to multiple stakes winner Bold n' Flashy.