2010's Most Amazing Dog Survival StoriesFrom near-death experiences to super-steep tumbles, meet the canines who defied the odds this year

Credit: Kristi Sheriff

Updated: Thursday Dec 09, 2010 | 05:40 PM EST By: Kate Hogan

MAX: A MINI MIRACLE

Six-year-old Tristan Moulton, who suffers from spinal muscular atrophy type 2, just wanted a dog. But soon after his family found Yorkie Max, they realized the pup had a congenital heart defect. Thanks to a team of generous doctors, though, Max underwent complex surgery and hasn't left Tristan's side since.