Percent of pregnant women who have trouble finding maternity clothes they like: 87
Women — who exercise at least three times a week during pregnancy — have this percent less risk of delivering dangerously large newborns: 25
Percent of twin births that do not involve fertility drugs: 56
Percent of twins who are left-handed: 22
Percent of lefties in the general population: 10
Average number of ounces heavier May babies are than babies born in any other month: 7
Percent of males born in the U.S. in the 1960s who were circumcised shortly after birth: 90
Percent today: 50
Percent of circumcised adolescent males who don’t know they’ve been circumcised: 31
Percent of sleeping-baby photos in women’s and parenting magazines that show babies in a risky position for sudden infant death syndrome: More than 50
Age in weeks when babies start to make distinctive cries depending on whether they want to be changed, fed or held: 6
Gallons of mother’s milk a baby blue whale drinks per day, for the first six to eight months: More than 50
Feet a giraffe drops at birth from its standing mother to the ground: 6
Sources: Letstalkbabies.com, Journal Watch Women’s Health, Families.com, Baby-names-now.com, 1UP, U.S. News & World Report, Parenting, Odyssey