goldfish turn blue when they are asleep
A female or male goldfish can be any colour. The colour of the fish does not determine the sex of the fish.
Grey is the natural colour of the carp the goldfish was developed from.
orange
Goldfish are not particularly attracted to any one colour.
It will eat the same food as any other goldfish. Its' colour is immaterial when it comes to diet.
no it is natural like the colour in your skin
Goldfish do not have hair; instead, they have scales that cover their bodies which can vary in type and colour depending on which type of goldfish you have.
There is no set length of time for goldfish to colour up. They usually show some colour by around 3 or 4 months but in some cases it could be a year or so.
Different types of goldfish food typically don't affect the colour of goldfish, however there are some specific goldfish foods that may enhance the color of goldfish- but do not change its overall color.
Orange/silver She is a technically a goldfish, but looks orange.
"Goldfish" colors range from white to yellow-orange to blue to black. White goldfish have no pigment cells.