If you grew up in the ’80s or ’90s, chances are you’ll have fond memories of Jack Hanna.
The animal expert was a mainstay on television, appearing as a guest on many late-night shows and specials, as well as going on to forge his own career in front of camera.
Sadly, however, his family have confirmed that the man who taught us so much about the animals we share this planet with, is now suffering from dementia.
He was reportedly diagnosed with the disease in December, and his health has been rapidly deteriorating over the past few months.
Jack’s family, including daughters Kathaleen Hanna, Julie Hanna, and Suzanne Hanna, provided an update on his condition via his Twitter account.
Keep reading to learn more…