NEIL BROMHALL / SCIENCE PHOTO LIBRARY NEIL BROMHALL / SCIENCE PHOTO LIBRARY
Foetal genitalia. View of the genitalia (at centre) of an 8-10 week old male foetus. The main swelling will develop into the penis. The foetus' anus is at lower centre. At this time, the foetus has a crown-rump length of around 5 cm and weighs approximately 10 grams.
Model release not required. Property release not required.