Zoos' Multiple Stories

Where did you first see a tiger or rhino? In the zoo? Once exhibits of exotic and weird creatures, zoos have transformed into centers of education, conservation and research of animals--operations that can contradict their needs to provide recreation and make profits. How do zoos balance these roles? We hear from Dr. Kevin Lazarus, director of Taiping Zoo and Dr. Sivanathan T. Elagupillay, director of the Ex-situ Conservation Division in PERHILITAN.