Dan Haggerty, Animal trainer, advocate and former Hollywood actor and star of "The life and times of Grizzly Adams" passed away this morning after losing a 5 month battle with cancer. He was 74 years old. http://www.msn.com/en-us/tv/news/th...-at-74/ar-BBofqQK?li=BBnb7Kz&ocid=mailsignout Rest in Peace, Mr. Haggerty. It was a pleasure. I can credit 3 people for my interest in wildlife and nature. First and foremost, my own father....and then Marlin Perkins and Grizzly Adams.