It seems a little unfair. The ladies love blue eyes, and babies already have a cuteness advantage. The iris is the muscular ring around the pupil. And its color depends on a protein called melanin ...

Go ahead and enjoy gazing into those baby blues (or greens, or browns …), but keep in mind that your newborn's eye color may not be permanent! There are no hard and fast rules, but a baby's eye ...

When my daughter turned two-and-a-half, I realised that her eyes were starting to shift away from the baby blues she was born with and into more of a hazel-green shade. It surprised me a lot.