By ELAINE GANLEY, Associated Press PARIS (AP) — Behold a treat for the eyes! Tens of thousands of pink flamingos have amassed in the wetlands of southern France along with their offspring still lacking flamboyant plumage. The long-legged birds resembling ballerinas in tutus have long drawn tourists to the marshes in the Camargue region that has served as France's salt mine since Roman times. But the