We are saddened to announce that Jack Jonas has passed away 7-8-15, Jack has done so much for this industry and knew so many people around the world and has spent his entire life in the taxidermy industry. Jack has also done a lot for SCI and helping start new chapters, you will be missed. Mark Daniels Jack Jonas passed away Wednesday, July 8, 2015. A true taxidermy industry icon, Jack was the grandson of Coloman Jonas and the former manager of Jonas Bros. Taxidermy in Denver. A member of the SCI Hunting Hall of Fame, Jack was a celebrated hunting guide, conservationist, and nearly singlehandedly saved big game hunting in Alaska. For the past two decades he has been the leading taxidermy appraiser in the world.