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Old 03/29/2014, 07:19 AM   #19
johnike
Moved On
 
Join Date: Oct 2004
Location: Bureau County Illinois
Posts: 5,435
Nice critter Paul, here's one of my favorites in my tank.
It's a Spiny (or Pink and Green) Sea Cucumber. Unlike other Sea Cucumbers that eat things from the sand, these find a spot they like and filter their food from the water.



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