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Fetal Development

Watch your baby grow through pregnancy with an amazing collection of pictures, video, sound clips, ultrasounds and more. Step by step see your baby develop to birth.
Your Growing Baby - Fetal Development
The amazing growth that takes in pregnancy starts with the joining of a sperm and egg. From the beginning your baby goes through a miraculous journey towards birth. Watch that development in every stage with pictures of fetal development.
Pregnancy Calendar - Pregnancy Week by Week
This pregnancy calendar offers a view of your baby from weeks 1 - 42. You'll also find helpful hints about not only the baby's development, but mom's too! If you're carrying twins, triplets or more, you'll also note that there are specific sections just for you.
Pregnancy Week by Week in Photos
This gallery is a fetal development gallery to see how your baby grows in pregnancy.
Pregnancy Ultrasound Photos Week by Week for Fetal Development
These ultrasound photos take you week by week through pregnancy, showing you babies at various stages.
Pregnancy Month by Month
Here is a quick tour of pregnancy month by month, looking at fetal development as your baby grows through ultrasound pictures and text describing the details. Watch your baby grow from conception to birth.
Hearing Your Baby's Heart Beat for the First Time
How did you feel when you heard your baby's heart beat for the first time?
11 Week Ultrasound Photos - Pregnancy
Ultrasound photos from week 11 in pregnancy.
Lanugo
A definition of the word Lanugo.
10 Most Popular Fetal Nick Names
What do you call your fetus?
Ultrasounds - Pregnancy Week 13
Here are ultrasound photos of babies in the 13th week of pregnancy.
36 Week Ultrasounds
Here are pictures from the 36 week sonogram to show you what you might expect to see on your 36 week ultrasound, including the sex of your baby, twins and more.
Fetal Movement - Share your story about feeling your baby move.
Share your story about feeling your baby move.
20 Week Ultrasounds
The mid-pregnancy ultrasound is a fairly common practice. Here are pictures from the 20 week sonogram to show you what you might expect to see on your 20 week ultrasound, including the sex of your baby, twins and more.
First Trimester Ultrasound Photos
These are pictures form the first trimester of pregnancy, including ultrasound photos and more pictures.
12 Week Ultrasounds
Images from the 12th week of pregnancy. These ultrasound pictures are done at 12 weeks.
20 Weeks Ultrasounds - Pregnancy
This is the ultrasound gallery from the 20th week of pregnancy. This is a showcase of fetal development for the 20th week of gestation.
3D Ultrasound Photos
This gallery contains pictures of 3D ultrasounds from all stages of pregnancy. You'll find many photos from various 3D shots.
12 Weeks Pregnant Ultrasound Photos
Ultrasound photo of babies at the 12 week mark in pregnancy.
20 Week Ultrasounds
The mid-pregnancy ultrasound is a fairly common practice. Here are pictures from the 20 week sonogram to show you what you might expect to see on your 20 week ultrasound, including the sex of your baby, twins and more.
Pregnancy Week 9 Ultrasound Photos
Ultrasound photos of growing babies in utero at the ninth week of pregnancy.
Pregnancy Week 8 Ultrasound Photos
Ultrasound photos of growing babies in utero at the eighth week of pregnancy.
Pregnancy Week 7 Ultrasound Photos
Ultrasound photos of growing babies in utero at the seventh week of pregnancy.
Pregnancy Week 6 Ultrasound Photos
Ultrasound photos of growing babies in utero at the sixth week of pregnancy.
Pregnancy Week 5 Ultrasound Photos
Ultrasound photos of growing babies in utero at the fifth week of pregnancy.
Pregnancy Week 4 Ultrasound Photos
Ultrasound photos of growing babies in utero at the fourth week of pregnancy.
Ultrasound Photos from the First Trimester
This is an ultrasound gallery of first trimester photos.
Ultrasound Photos from the First Trimester
This is an ultrasound gallery of first trimester photos.
Ultrasound Photos from the First Trimester
This is an ultrasound gallery of first trimester photos.
Ultrasound Photos from the First Trimester
This is an ultrasound gallery of first trimester photos.
Ultrasound Photos from the First Trimester
This is an ultrasound gallery of first trimester photos.
20 Week Ultrasound - Fetal Anatomy Survey - Fetal Anomaly Screen
The midpregnancy ultrasound is used to scan for fetal anomalies or problems with your baby.
Can they tell how big the baby is by ultrasound?
Ultrasound is frequently used to try to determine how big a baby is while you are still pregnant. But how accurate is it?
Baby's Heart Beat
A baby's heart beat as heard by doppler at 10 weeks 2 days from LMP.
Largest Ultrasound Collection
The web's largest ultrasound collection! Feel free to add your own. Twins, gender, hearts, and heads, from your About.com Guide.
Placental Exam
After the birth, your placenta is examined for a variety of reasons. Here are the basics of the placenta that nourishes your baby during pregnancy.
Visible Embryo
The Visible Embryo web site is an evolving educational resource on human development from conception to birth.
Crown to Rump Length
A simple chart of measurements for early pregnancy.
Fetal Development
Pictures and brief descriptions of different phases of pregnancy. Great photos of babies inside wombs, broken down by trimester.
Fetal Perception & Memory
One doctor discusses the possibilities and his research.
The Fetal Senses
A look at what your baby feels, tastes, etc. in the womb. It is an amazing look into the everyday life of the unborn.
Images from the Advanced Fertility Center of Chicago
Pictures of embryos, sperm, eggs, and more.
Prenatal Memory and Learning
Do babies remember birth? What about before? We've all seen the tapes that claim our babies can learn while inside. Enjoy this discussion of prenatal experiences.
Stages of Your Baby's Development
Information on fetal development, including the famous Nilsson photographs!
Ultrasound Images
Many photographs of ultrasound images at different stages of pregnancy. This site includes an FAQ on ultrasound, and the different types of ultrasound available.
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