Our newest panda cub is the fourth to be born at the San Diego Zoo. Her parents are Bai Yun and Gao Gao. The cub received her name on November 26, 2007, the results of an online naming poll. She is now a lively youngster; keepers say Zhen has nonstop energy and quite the independent streak!
Born: August 3, 2007, San Diego Zoo
Weight on September 6, 2008: 45.8 pounds (20.8 kilograms)