Can Swordtails mate with Mollys ? I have a beautiful female orange molly (no partner male because I never found a male orange molly in my LFS) . A male swordtail is chasing it and trying to mate with it. This swirdtail has a female partner but it is heavily pregnant so I think it is trying to mate with this one. Should I buy another female sword or a male molly (just to protect the female molly) ? The orange molly is severely stressed out by the chase ...