moving slowly

I recently donated all of the juvenile mollies in my tank to the LFS I work at, and now that there’s more room in the tank my mollies have been “doing it” nonstop. Yesterday I noticed that my black molly’s belly was a bit bigger and more squared off, but now I’m concerned. She’s removing herself...

Hello,   I have a 60lt heated aquarium with a filter, a betta, shrimps and snails. There are real plants in the aquarium and snails also.   A month ago i bought 2 corys. One cory died after 2 weeks, so i assumed that maybe there was something wrong with that fish.  So i went back to the pet shop...