 The pair are the first new pandas welcomed to the U.S. in 21 years. The three and four-year-old pandas making the 7,300-mile trip from China's Sichuan province. The gentle creatures, considered national treasures, beloved by the people of China, eat almost exclusively bamboo and nap more than 20 hours a day. Caretaker Huang Shan, who traveled with the pandas, describes the girl, Xin Bao, as smart and sensitive.