DOPAMINE / SCIENCE PHOTO LIBRARY DOPAMINE / SCIENCE PHOTO LIBRARY
Foetal ear at 12 weeks. Ear of a 12-week-old foetus. At this stage of development (end of the first trimester), the foetus measures about six centimetres from crown-to-rump (sitting position) and weighs about 20 grams. The foetus is able to move its arms and legs, althought the mother is not usually able to feel this movement.
Model release not required. Property release not required.