Wild Asian elephants have been migrating northward in China's southwest province of Yunnan, while damaging houses and farm crops, state-run media reported Monday.The 15 elephants are currently less than 50 kilometers away from Yunnan's capital of Kunming, the official Xinhua News Agency said. Animal experts said they may have left their sanctuary in the province due largely to a lack of food.Local authorities said it is rare for the giant animals to move so far northward from their traditional habitat. They have taken measures to prevent human-elephant conflict as the elephants may well str…READ FULL ARTICLE