Coober Pedy Journal: Mending Fences in the War Between Dingoes and Sheep At almost twice the length of the United States-Mexico border, an Australian fence meant to prevent wild dogs from attacking livestock is the longest in the world. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Elizabeth Warren Has a Native American Ancestor. Does That Make Her Native American?Leaning Tower of Pisa and other heritage sites could end up UNDERWATER warn scientistsHow an Unlikely Family History Website Transformed Cold Case InvestigationsNonfiction: The Man Who Pioneered Food SafetyWe’re Covering Heritage Sites Threatened by Climate Change. The List Just Got Longer.Trilobites: City Rats Eat Meat. Country Rats Eat What They Can.