In FY 13, 12,186 black-tailed prairie dogs were killed, plus several hundred thousand nest sites. Photo courtesy of Wiki. Published April 22, 2015 at 2000 × 1531 in Earth Heroes: Wildlife Killings Search for Truth ← Previous Next → In FY 13, 12,186 black-tailed prairie dogs were killed, plus several hundred thousand nest sites. Photo courtesy of Wiki. In FY 13, 12,186 black-tailed prairie dogs were killed, plus several hundred thousand nest sites. Photo courtesy of Wiki.