Awww, they're so cute with those spots! Yes, she's pregnant and will be for the rest of her life. That's just the start of the fun She will develop a more square shape, and then one day, she will suddenly look a lot skinnier, and you'll have a lot of babies swimming around. Then you'll find out how cannibalistic or not these particular mollies are. This process will repeat each month, and quite frankly, even after having kept livebearers off and on for some 46 years, I never get tired of it. I just find the fry so adorable.