bent spine

(Feels a little bit ironic to be posting in this section myself, but I'm a bit stumped and am looking for some opinions) Last Wednesday (5/6) my betta Polaris was totally fine. On Thursday when I woke up, she was holding her spine crooked... And hasn't straightened out since. I'll give more...

Please note: I am adopting this betta, Pedro, from my workplace. When he was in the office, the filter was never running because my coworkers believed he did not like the current it created. The water was never changed; water was only added when it began to run low due to evaporation. They would...

One of the girls in my betta sorority had a curves spine this morning. I noticed while I was feeding the monsters and I put her in the hospital tank. After a couple minutes, she pooped and her shape went back to normal and I put her back into the sorority. She seemed a bit stressed at the move...