Paper pandas and Formosan black bears are presented during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas are seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas and Formosan black bears are presented during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas are seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas and Formosan black bears are seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas are seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

A girl poses for photos with paper pandas and a Formosan black bear during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Paper pandas are seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

A paper panda is seen in the Taipei Metro during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)

Visitors look at paper pandas and Formosan black bears during the "Pandas World Tour" in Taipei, southeast China's Taiwan, March 14, 2014. A total of 1,600 paper pandas and 200 paper black bears were on display. (Xinhua/Wu Ching-teng)