Answer:
I belive it is the urinary system
Explanation:
My reasoning is because you have 2 pairs of kidneys which filter excess water, and waste called urea from blood and urine. Connecting to the kidneys are ureter tubes, which come in pairs. I'm not sure if this helps, but I tried lol.
-Attention to detail
-Reliability
-Flexibility
HOPE THIS HELPS!!!!!
oop
Answer: A mollusk accidentally imported from Europe. They clog pipes and water ways.