Yes, twins can have different fathers. The phenomenon is called heteropaternal superfecundation and is very rare.

Yes, twins can definitely have twins. Identical twins, fraternal twins, you name it. However, it's only fraternal twinning that's hereditary.

If you're pregnant with twins it might come in handy to know how twins are formed. This way you'll know whether your twin babies are fraternal or identical.

Parents are sometimes misinformed during prenatal tests. Use the twin test below and learn the zygosity of your twins. Find out for free whether your twins...

Some women dream of being pregnant with two babies. Find out how to have twins.