Zoo Clues is a 30-minute E/I program that tackles the animal kingdom's most mind-blowing questions, like these: Can birds fly backwards? Are whales fish? Do dogs sweat? Questions and clues are presented, giving viewers a chance to guess the right answers. The investigation of the answers takes viewers on a fast-paced and entertaining tour of the animal kingdom. Starting September 19, 2015, this series replaced Jack Hanna's Animal Adventures on the syndicated Saturday morning schedule.