About a third of nonidentical twins are both girls, a third both boys and a third a boy and a girl Interestingly, it is possible for two eggs to be released at slightly different times in the same cycle and be fertilised by sperm from two different men, so you could actually have twins that are only halfsiblingsIdentical twins are always the same sex too – they will both be girls or they will both be boys What gender is most common in identical twins? Healy says if twins are identical, they come from a single egg that splits, which means they're "monozygotic" The twins can be two girls, two boys, or a boy and a girl
Fraternal Twins Boy And Girl Twin Boys Boy Or Girl Fraternal Twins
