CORRECTION Three lion cubs feed on the m

CORRECTION Three lion cubs feed on the milk of a mother dog after their mother abandoned them after birth, at the Safari Park in Hefei, eastern China's Anhui province on July 16, 2009. Using female dogs as surrogate mothers for tiger and lion cubs, bear cubs and other newly borned animals is a common practice in Chinese zoos. CHINA OUT AFP PHOTO (Photo credit should read AFP/AFP via Getty Images)