Quitebychance, Berryman's cartoon was noticed by a Russian Jewish immigrant to America named Morris Michtom, who by day sold candy in his store in Brooklyn, while by night making stuffed animals with his wife Rose.
Dr Peter Bowen-Simpkins, of the Royal College of Obstetricians and Gynaecologists, said it was quite possible that the sex of a baby was decided by factors other than pure chance.