cat fish
becuse thay bite other fish
not most swordfish get along with other fish
Fish may bite other fish as a form of competition for territory or resources, establishing hierarchy within the group, or in defense against perceived threats. These behaviors can vary depending on the species of fish and their social structure.
It depends on the species of fish. Some will, some won't.
Yes, both male and female betta fish bite. It shouldn't hurt you because they're too small to do any damage to you
Np, but they will bite. Yes, they will fight to the death.
No fish flies do not bite.
depends on how bad it is but ud clean it and put anteseptic on it if its deep go to the doctor.just like any other bite.
Sea grass is highly important! To many fish for shelter and more.
No, they can live alone or with other female bettas. They might bite each other but won't kill.
Only if there is one in a tank they get very fisty , they will bite other fish in your aquarum .
no