National Geographic: Tigers of the Snow (2000) Rating: Starring: Director: Mark Stouffer Category: Special Interest Studio: Warner Bros. Subtitles: [None] Length: 57 mins     "Full of suspenseful moments..."-San Francisco Chronicle Rarely glimpsed amid its isolated wilderness stronghold, the awe-inspiring Siberian tiger is the biggest cat on Earth.And one of the most endangered: only about 300 survive in the wild.Now, join researchers as they risk their lives to help save these tigers from the modern pressures threatening them and their primordial forest kingdom.Acclaimend wildlife filmmaker Mark Stouffer (Wild America) captures the jaw-dropping never-before-seen action as biologists rush to tag a young cub before its mother returns to the den, an enraged female charges up a tree to attack a hovering helicopter and desperate team members resort to mouth-to mouth resuscitation to revive a sedated tiger.And that's just the beginning of the heart-stopping adventures awaiting you in National Geographic's face-to-fang encounter with Tigers of the Snow!