In this picture taken on March 4, 2015, Britain's Prince William (L) feeds a carrot to an elephant in the wild elephant valley in Xishuangbanna, or Sibsongbanna Dai autonomous prefecture,  southwest China's Yunnan province. The Duke of Cambridge was in China on a four-day visit, the highest-profile visit by a member of the royal family for 30 years. CHINA OUT   AFP PHOTO        (Photo credit should read STR/AFP/Getty Images)