Perhaps no other period of life generates as much fascination and misinformation as the gestation and delivery of a new baby. Folk wisdom, or old wives' tales, concerning pregnancy and birth are still passed on today. Gather some folk wisdom about determining the sex of the fetus. Relatives are a good source, but you can also make this a cross-cultural study and do some research into the folk wisdom of specific cultures in relationship to determining the fetus' sex. Reply below with describing some that you have heard or know of.