The patterning on your baby's scalp has begun, though the hair isn't visible yet. His legs are more developed – find out when you're likely to feel your baby kick! His head is more upright, and his ears are close to their final position.
If you're past your due date you may not be as late as you think, especially if you calculated it solely based on the day of your last period. Sometimes women ovulate later than expected.
But, if you don't go into labor on your own by your due date, your healthcare provider will probably do tests (such as a sonogram and a non-stress test) to make sure you can safely continue your pregnancy.