Fetal Size: Length, 1.61 inches; weight, 0.25 ounces. Fetal Development Milestones: Chin and neck are developing. Facial features are becoming more defined. Baby's ears move higher on the head. What You're Seeing: Baby-to-be is lying on her back with her head on the left side of the image and her legs pointing up. From this image, you can see that her neck is growing, separating her large head from the rest of her body. Her head still makes up more than 50% of
