Polar bear cub Knut plays at an enclosure in Berlin zoo

 
Polar bear cub Knut plays at an enclosure in Berlin zoo
Polar bear cub Knut plays at an enclosure in Berlin zoo October 2, 2007. Knut, born on December 5, 2006, had to be handfed by zoo keepers after its mother Tosca refused the baby. REUTERS/Arnd Wiegmann (GERMANY)