Interesting comments. When I started the hobby about 5 years ago it was not common to hear of aquarium RBTAs splitting that much. I have had other types of RBTA that never split including long tentacles.  
Please keep the insight coming....any marine biologist out there! LOL 
 
Bob - 604 614 9118 Langley 
		
	
		
		
		
		
		
	
		
		
	
	
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