"Gray wolves once were plentiful from central Mexico to the Arctic, but were killed off for decades, and by the 1930s had virtually disappeared from the American West," Abdollah writes. "In 1974, they were listed as endangered. Since then about $27 million has been spent by the federal government to conserve the wolves."
Since then, the gray wolf population has surpassed the goal of 300 and grown to more than 1,500, and the FWS said the population is expected grow by 24 percent annually. Last year, the wolves were de-listed in Wisconsin,