
In rare case, mother delivers two sets of identical twins, back to back
A mother in Alabama gave birth to rare "MoMo" twins after a previous twin pregnancy.
Having a baby is a wonderful and joyous experience. Learn about the science of pregnancy: how to get pregnant, the stages of pregnancy, what happens to the mother-to-be's body and how the fetus develops.
Related Topics: Babies, Medicine, Science of Sex, DNA and Genes