This is a close-up view of the caudal region of the female fetal pig with the ventral surface up.
Plastic tubes (catheters) have been inserted into two openings in the anal region:
1. The anus, between the urogenital opening and the tail
2. The urogenital opening, just dorsal to the tip of the urogenital papilla.
But what if it's a male? If you haven't done so already, click here to see It's a male.