Pictures Rick Dayton's Picks From The Pittsburgh Zoo October 31, 2011 / 5:19 PM EDT / CBS News (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA) Rick's Picks from The Zoo (Photo Credit: Rick Dayton/KDKA)