St. Petersburg Zoo Shows Polar Bear Cub

A polar bear cub swims next to its mother Uslada as she shakes off water in the pool at the Leningrad Zoo in St. Petersburg, April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub (L) plays with his mother Uslada at the Leningrad Zoo in St Petersburg, April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub (L) plays with its mother Uslada at the Leningrad Zoo in St. Petersburg, April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub follows its mother Uslada at the Leningrad Zoo in St. Petersburg April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub tries to get out of the water at the Leningrad Zoo in St. Petersburg April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub (L) prepares to enter the water with its mother Uslada at the Leningrad Zoo in St. Petersburg, April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.

A polar bear cub plays next to its mother Uslada in their enclosure at the Leningradskiy zoo in St.Petersburg, April 24, 2014. The four-month old polar bear cub, who made its first public appearance on Thursday , is yet to be named.