In the 24th week of pregnancy, if a baby comes into the world, it has a very slim chance of survival – only made possible if there is fast medical care readily available and the possibility of staying in a properly-equipped Neonatal Intensive Care Unit (NICU). Each passing day, more and more, makes a world of difference. During this stage, the lungs begin to produce surfactant, a substance that allows the child to breathe without any complications after their first days outside the mother’s womb – and, of course, let out that long-awaited cry. Another important milestone is that babies tend to be very active between the 24th and 28th weeks, probably because very soon, there won’t be enough space for them to move around as much. The taste buds are developing. The iris doesn’t have pigmentation just yet, but the color of their eyes will show within the next few months. The exact color, however, will only be defined after birth.