African white lions female Agata (C) and male Almaz (R), both aged one year and a half, and Khan, a 2-year-old male Bengali white tiger look out from their open-air cage at the Royev Ruchey zoo in Russia's Siberian city of Krasnoyarsk, January 11, 2012. REUTERS/Ilya Naymushin (RUSSIA - Tags: ANIMALS SOCIETY)