a young polar bear has been pictured playing in the ice as he made his first public appearance at a german zoo the cub was born at rostock zoo in the north east of the country in december and has now been christened fiete after his keepers received 3,000 name suggestions fiete's father is a male called lars   the same bear that fathered knut, a cub that became a global sensation after he was born in captivity in berlin eight years ago scroll down for video  refreshments: fiete the polar bear takes a bite at some snow on a branch in his enclosure in rostock zoo  standing tall: fiete has been pictured playing in the ice as he made his first public appearance at the zoo  chilling out: rostock zoo's four month old bear was christened by the city's mayor roland methling  explorer: four month old fiete, who weighs 20kg, wasted no time looking around his enclosure as he made his first public appearance  rostock zoo's four month old bear was christened by the city's mayor roland methling, who sprayed the young animal with water from a fire hose at just four months old the bear is still living with his mother vilma   and has already been seen exploring his snow covered enclosure the young animal will remain under the care of his mother for the next two years while he gathers strength hear me roar: the young animal will remain under the care of his mother for the next two years while he gathers strength  the cub was born at rostock zoo in the north east of the country in december and has now been christened fiete after his keepers received 3,000 name suggestions  fiete's father is a male called lars   the same bear that fathered knut, a cub that became a global sensation after it was born in captivity in berlin eight years ago  the last polar bear births at the zoo were ten years ago in 2004 when twins venus and valeska were born  the last polar bear births at the zoo were ten years ago in 2004 when twins venus and valeska were born he currently weighs in at 20kg, according to newscomau his older brother knut died in 2011 from the after effects of a brain infection before his death, he had drawn millions of visitors to berlin zoo newscomau reports that he was the zoo's first polar bear to live beyond infancy in 30 years 
december vilma fiete four month old rostock zoo just 20kg
the cub was born in rostock zoo in december and has been named fiete  four month old bear is still living with mother vilma and weighs just 20kg  fiete has been pictured taking a look around his snow covered enclosure 