Dzhen, a one and a half year-old Bengali white female tiger growls as she walks inside an open-air cage at the Royev Ruchey zoo in a surburb of Russia's Siberian city of Krasnoyarsk on  February 27.

Dzhen was born in a zoo in South Africa and was introduced as a breeding partner for a 3-year-old male white tiger named Khan, according to an official representative of the zoo. Reuters/Ilya Naymushin