Jack Hanna, who became famous for appearing on ... Hanna, 77, served as director of the Columbus Zoo from around 1978 through 1992 and was first diagnosed with Alzheimer's in 2019.

Hanna, also known as "Jungle Jack," served as director of the Columbus Zoo and Aquarium from 1978 to 1992. He officially ...

One of the largest and most popular zoos in the U.S., Ohio's renowned Columbus Zoo and Aquarium ... time home of beloved wildlife guru Jack Hanna, the zoo's director emeritus.

HMPG has acquired nearly 400 episodes of the series Jack Hanna’s Wild Countdown and Jack Hanna’s Into the Wild for global distribution. For more than 50 years, Hanna, a former zookeeper and director ...