Topic Overview

At the end of four months, you may be looking a little more pregnant on the outside. And inside, your baby is starting to look more human and may even have sprouted a little bit of hair.

Wondering what your baby looks like now? As you enter the fifth month of pregnancy, your baby is now about the size of an avocado. Average baby length is 120 mm (4.7 in.).

How your baby is changing

Here are some of the important facts and developments around 16 weeks.

  • This month, the face has become more human. The eyes have
    moved from the sides of the head to the front. The ears have moved from the
    neck to the sides of the head.
  • By the end of 14 weeks of pregnancy,
    sex organs are starting to develop. It will be a few weeks before an ultrasound can help you see whether it’s a boy or a girl.
  • By now, your fetus may have
    started thumb-sucking and is rolling, kicking, and moving around a
  • If this is not your first pregnancy, you might be feeling your
    fetus move. The first flutters you feel are called “quickening.” It takes a
    little longer to happen in a first pregnancy.


ByHealthwise Staff
Primary Medical Reviewer Adam Husney, MD – Family Medicine
Kathleen Romito, MD – Family Medicine
Specialist Medical Reviewer William Gilbert, MD – Maternal and Fetal Medicine

Current as ofMarch 16, 2017