Some fun little facts and figures!
Did you know that up to 22 percent of twins are left-handed. In the non-twin population the number is just under 10 percent?
Twin pregnancy is considered full term at 36 weeks and 3 days. The average weight of twins at term is about 5.5 lbs.
Fraternal twins (girls) have twice the chance of giving birth to twins than singletons. According to the American College of Obstetricians and Gynecologists.
Twins do not have to be born on the same dates. The longest gap between birth is 85 days.
Ideoglossia is the term used for the secret language of twins.
There are two things in life for which we are never truly prepared: twins. ~Josh Billings
Quarternary Marriage is the term used when one set of twins marries a second set of twins. In case of identical twins marrying identical twins, genetically speaking their children will be more than cousins, they will be genetic siblings.
There are 7 different types of twins: identical, fraternal, half-identical, mirror image twins, mixed chromosome twins, superfecundation, and superfetation.
As if the woman in Chile did not have enough children ( 5 sets of twins, and 55 children over all), a woman in Russia in the 1700's, gave birth to 16 sets of twins, in addition to 7 sets of triplets, and 4 sets of quads!