3.Family trees
Since dark hair is a strong gene, you can expect to pass this on to your children, even if your partner has a different hair color. I guess that’s tough luck for beautiful blondes like Jennifer Lawrence but hey, power to the brunettes!
4.Genetic Prediction
If playing the long game isn’t your style and you want a more specific idea of how cute your unborn babies will be, science can help. Based on DNA strands, scientists can literally give you a step guide to a clearer picture by predicting certain physical features like bone structure.