Learning responsibility by keeping it alive. That's about it.
Goldfish put anything they can fit in there mouths.
No. That is a catfish.
people who cant afford anything else, dont want anything else, or cant handle anything else. ANSWER: People who like goldfish (and are willing to properly care for one). Goldfish are independent they dont need nobody to care for them. But they are fun to name.
Sharks will eat anything!
Guppies don't get large enought to eat goldfish. They will eat anything they can fit in their mouth. The goldfish might eat your guppies though.-Melchisedek
It might be lonely if it is by itself.
Sure. You can put a goldfish in anything that can hold liquid. But the best thing to do is to put it in a tank with a pump so it gets oxygen. I don't recommend leaving a goldfish in a cup for a long period of time.
This means that you cant remember things. As goldfish can not retain anything fo more then 3 seconds
Yes, like having a staring contest.
anything bigger than it
anything soft, maybe a sponge.
anything except pants and shoes