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The Endowment for Human Development
The Endowment for Human Development
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Thumb Sucking


10 weeks

From The Biology of Prenatal Development.Buy Now
All ages referenced to fertilization, not last menstrual period.
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4D Ultrasound
4D Ultrasound
The Fetus Yawns
The Fetus Yawns
Thumb Sucking
Thumb Sucking
Fingernails and Toenails
Fingernails and Toenails
Unique Fingerprints Appear
Unique Fingerprints Appear
4D Ultrasound
4D Ultrasound
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