The world knew him as Jungle Jack Hanna. After leading the Columbus Zoo and Aquarium for years and traveling the world, Hanna was first diagnosed with Alzheimer's in the fall of 2019. For the past ...

Hanna, who wore khakis on every television appearance and in photos, hosted the popular syndicated TV show “Jack Hanna’s Animal Adventures” from 1993 to 2008.

Jack Hanna at the National Wildlife Federation Voices for Wildlife 75th Anniversary Gala on June 15, 2011 in Beverly Hills, California. / Credit: John Shearer/WireImage via Getty Images ...

Hanna, who always wore khakis on every television appearance and in photos, hosted the popular syndicated TV show "Jack Hanna's Animal Adventures" from 1993 to 2008.

Letters to the Editor: An encounter with Jack Hanna. We love you, Jack. Hannas, other families can be included, ... He had a photographer take pictures of our son enjoying his last wish.

Celebrity Zookeeper Jack Hanna Diagnosed With Dementia, Retiring From Public Life The former director of the Columbus Zoo is well-known for his live animal demonstrations on talk shows as well as ...

Jack Hanna, Director Emeritus of the Columbus Zoo and Aquarium, has been diagnosed with dementia thought to be Alzheimer's, his family announced Wednesday. 24/7 Live Raleigh Durham Fayetteville ...

Hanna, who always wore khakis on every television appearance and in photos, hosted the popular syndicated TV show "Jack Hanna's Animal Adventures" from 1993 to 2008.

Hanna, who always wore khakis on every television appearance and in photos, hosted the popular syndicated TV show "Jack Hanna's Animal Adventures" from 1993 to 2008.