 This led to the zoo's annual attendance to rise to over 3 million in 1950 - a figure that has yet to be topped.Although a female, the press reported that she was a 'he' and this was not corrected at the time, leading the public to believe the bear was a male.Eighteen years later, on 1 December 1967 the second polar bear bred at the zoo, this time a male, was born.