What fraction of all born kids are twins?

Answer The number of living human twins in the world has been estimated to be approximately 125 million in 2006. Roughly 1.9% of the world population. With just 10 million monozygotic twins (roughly 0.2% ... Read More »

Top Q&A For: What fraction of all born kids are twins

Mothers of TWINS, when your twins were born did you used to mix them up?

Unless your twins are identical you shouldn't have a problem. Most parents with twins will mark them. We marked my cousins (identical twins) with a permanent marker on the bottom of their feet unti... Read More »

How far apart can twins be born?

I'm a twin, and I was born first, whereas my sister didn't come out until an hour and 45 minutes later, which was deemed unusual!Usually, most twins are born about 20 minutes apart.

Why are twins born same time?

Because two egg cells are in the uterus at the same time and maturing. Identical twins are one egg cell that separated, that's why some babies are born connected. Fraternal children are when two eg... Read More »

How often are Siamese twins born?

Answer Co-joined twins happen about once in every 50 thousand to 200 thousand live births.Live births on average happen every 39 seconds in the USA.