Well now i know my Pregnent balloon Mollie is pregnent since she is going up and down the tank, My new Male Molly i got today is bugging her and pokes at her stomack and her stomach is squared so ya. I hope that she gives birth soon since my other black mollie gave birth today to 2 babys so proud No other since she is small so she only had some. And same with my other Ballon Molly exept she isint exactly squared yet so she is expecting soon