Jack Hanna's Animal Adventures is a reality television series about animals and their exciting adventures.

Jack Hanna wrote the book's foreword.

"If there was ever a gentle giant, it was Bongo," said the zoo's director, Jack Hanna.

Jack Hanna's Wildlife Reserve houses a variety of wild species including gray wolves and bald eagles.

The park was named after Jack Hanna.

Jack Hanna once remarked "Marc is an adventurer in the true sense of the word and among the great explorers of our times."

Jack Hanna became the director of the Columbus Zoo in 1978 and remained director until 1993.

Jack Hanna's Into the Wild is a reality television series about all different kinds of animals in their natural habitat.

This series is hosted by Jack Hanna.

He was a segment producer for Zoo Life with Jack Hanna.