you should do a 25% water change , clean the filter , the gravel , and the tank you can put your fish in another bowl/tank
It is possible, but the goldfish might not want to eat. It's injured, and it's trying to rest. It depends how bad the injury is too.
Question is unclear.. Do Goldfish like eating worms? Do Goldfish get worms from eating to much? Or are you meaning another form of Question? Any-who take a guess at your question.
That happened my fish a short while ago my friends got me him as a birthday joke but he wasn't eating and was just floating at the bottom so I went into the pet shop and they gave me these drops and now he's as right as rain I suggest you get these
Yesh.
Goldfish are like this. When they want more food, they scavenge for bits that can be hidden it the rocks. It seems like it wants to eat the rock but it is actually looking for extra food, but don't give them more food, because it is natural for them to do this.
Standing
because fish are cannibals
True
feed it more often
No, goldfish should only live with goldfish with a few small exceptions that do not include red ear sliders.
There is really no commensalism that takes place between goldfish and other creatures. Occasionally, goldfish will clean their homes by eating leftover food and waste products.
eat it with vegetables.