How to reduce orino aggression???
I have 4 orino roughly the same size and they pick on each other a lot. Is there any possible solution to it??? Or should I add more orino to the tank???
Advice appreciated!

I have 4 orino roughly the same size and they pick on each other a lot. Is there any possible solution to it??? Or should I add more orino to the tank???
Advice appreciated!
