Rodent plague threatens ferrets

Badlands-area prairie dogs killed Thom Gabrukiewicz • tgabrukiew@argusleader.com • July 7, 2008 The area of plague-infected black-tailed prairie dogs has more than doubled in western South Dakota since mid-May, and the disease could begin to seriously hurt the state's population of endangered black-footed ferrets. Plague is almost always fatal to infected prairie dogs and has killed a large number of the rodents, wildlife experts said. Black-footed ferrets hunt and dine almost exclusively on prairie dogs. "When ferrets eat an infected prairie dog, they'll get a massive dose" of plague, said Kevin Atchley, Wall District ranger for the U.S. Forest Service. "It's likely that some ferrets have perished." The infected area has bloomed from 4,000 acres to 9,100 acres as of last week, Atchley said. The infected area is within the... [read full story]