Filmmaker Pulls Back Curtain on Deceptions in Nature Films As executive producer of wildlife documentaries that include the titles "Wolves," "Dolphins," "Bears," and two films on tigers, Chris Palmer has spent more than 25 years helping to guide armchair adventurers through the wonders of nature. Palmer, who describes himself as an adventurer who has swam with whales and sharks, gotten up close and personal with Kodiak bears, camped among the wolves, and trudged through an Everglades swamp. But in his new book, Palmer, whose work has appeared on IMAX screens and on primetime television, points a finger at himself and...