LHASA, July 8, 2016 (Xinhua) -- Photo taken on May 28, 2016 shows a Tibetan wild donkey along the Qinghai-Tibet Railway in Nagqu Prefecture, southwest China's Tibet Autonomous Region. The Qinghai-Tibet Railway was designed to have 33 green channels for wild animals to migrate as long as it was built. These channels have been fully used by local animals within 10 years . (Xinhua/Jigme Dorje)
