the lack of light being in the dark
goldfish do
Yes!
When ever you don't feed him or her.
It will eventually turn white.
Global warming
Actually, goldfish don't have a specific gender. They are born as females, but as they grow, they turn into males.
goldfish turn blue when they are asleep
It's just getting a new gold color
It will turn white, or at least will start having some loss of color.
The short answer to this question is 'probably not white, though the color will become much paler'.
Goldfish don't always stay the same color. As a goldfish ages, it can turn a variety of colors, like orange or yellow or white, including patches or spots of color as well.Common household goldfish tend to change colors throughout their lives. White, orange, and yellow color changes, in whole or in part, are very common.
goldfish start out with female and then turn into male!!!!!!