Animal Helpers: Zoos

Zoos are amazing places to see and learn about the many native and exotic of animals that inhabit this world. Some animals are plentiful while others are threatened or in danger of extinction. Zookeepers not only feed and care for these animals, they may also be helping to conserve and protect whole species through breeding and "head start" programs. Follow the extraordinary duties of these unusual animal helpers in this behind-the-scenes photographic journal.