they will but only when they die. The fish gets darker every time but doesnt change until then
The beautifully colored parrot fish is known to change its shape, color, and even gender during its life.
no, they are called jewl fish because of their coloring
jelly fish
Fish is an animal, not a change !
Fish first lived in the water.
It could well be the fishes natural coloring. Or you need to change the water ASAP. If you don't get ready for your fish to die.
Some fish such as cichlids will change color as they mature. Another reason for fish to change color is stress. When fish stress out they can loose almost all of the color until they calm down.
It depends on what type of fish change colors, like for example a black moor fish can change color by its temperature.
Betta fish change color by there environment and the types of food that you feed it. If your Betta fish is loosing color that means that your Betta is sick.
If it is a wet fly, then it may be that a change in color will change the catching. If it is a dry fly, it floats on the surface, and the fish cannot see its color, just the pattern it makes on the water's surface.
Fish oil should not cause a change in the color of your bowels. It may affect how often you go to the bathroom.
It depends on what type of fish change colors, like for example a black moor fish can change color by its temperature.
black
Well the chemicals in the coloring can hurt the goldfish so it is not safe to have food die in a goldfishes tank!:p Hope that helps!
Rainbow fish get there because of the reflection of the sun reflecting in the water which gives the fish a beautiful sparkling color on its scales.
I don't think so. I know the fish may change it's own color. And that there is color-enhanseing food.
tdyt