Baby mammoth preserved for 50,000 years unveiled in Russia's Siberia The Associated PressRussian scientists say world's ‘best-preserved' mammoth carcass is found CNNBaby mammoth preserved for 50,000 years unveiled in Russia's Siberia Yahoo! VoicesDiscovery of 50,000-year-old baby mammoth a big boon to researchers NBC NewsBaby mammoth in Russia is the