Skip Navigation
The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
Donate Now Get Free Videos

Slideshow: Facial Expressions

Not Happy

#458, Slide 18 of 31

6 months, 2 weeks

From The Biology of Prenatal Development.Buy Now

Note:

Complex facial expressions are first seen about 11 weeks after fertilization. At the moment, this little one appears unhappy with the service!

Label Key:

1. ear
2. eyebrow
3. cheek
4. left eye
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
Free resources and training for educators
Help give babies a healthy start and a healthy future. Donate now.