The Sun tabloid, the big-cat rights activist — who's currently practicing for her big debut as a contestant on "Dancing With the Stars" — has lost 20 pounds since "Tiger King."RELATED: Celebrity weight loss transformations revealedSources told The Sun that Carole, 59, has slimmed down to 165 pounds by eating two meals a day — she follows a vegan diet — and has been exercising seven days a week.The weight loss news was also shared by TMZ, which reported that Carole is riding her bike 10 miles a day and has been doing a lot of squats, lunges and leaps to tone up and build strength.RELATED: Celebrity plastic surgery transformationsTMZ also reports that Carole has been picking up some dance advice ahead of the "DWTS" premiere on Sept.
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