They are a wide variety of colors. The most common colors are red, blue, and green.
Guppies Can Come in any Color in the rainbow but the Male are the Prettyer One For Guppies
Female guppies stay very plain to help with camouflage. Male guppies get color to attract females.
No, they are not supposed to.
Guppies Do Not have Egg they Give Birth to Live young
Male guppies have color in their tails,females never have color.
mine has a yellow+black spotty tail but they can be practicly any color
any color that is light or black with another bright florensent color.
At birth they usually are all the same.
As do all other animals, guppies breed, unless the female has been purchased from a pet store that used sterilization chemicals on it to sterilize it and to change the color to "make it more attractive".
Most of the time no. Even if you breed two guppies of the same strain there will most likely be small differences in color patterns and a few other minor things.
Actually the guppies probable aren't stressing him out unless you can physically see it. Most likely your water is way off balance! That will stress him out enough to do that. But if the guppies are stressing him out, then he will lose his colors to.
Fries (the term for baby guppies), are eaten by older guppies, but guppies are eaten by fish like tuna.
What are guppies