South Australia contains 324 separate Protected Areas with a total land area of 21,630,995 hectares(21.97% of the state’s area). 18 of these are National parks, totalling 4,337,430 hectares (4.41% of the state’s area).
... and the vaginal opening.
In the human male, the urethra is about 8 inches (200 mm) long and opens at the end of the penis.
Medical problems of the urethra:
...