Oscar fisg=hers change colour indicating that they are hungry or stressed out.
However the colour change could also be the indication of a disease.
Black and white are not colors, so I'll go with red.
No they can not change colors
The Phosphorus change colors is Chameleons.
No. All the colors that the eye can see are there, so there are no others to change to.
sea horses can change to all of the colors of the rainbow
7 times
They will change colors when they are hungry or stressed out. If they stay a light color for a day or more this could be the first sign of a disease though.
Because they need to hide there self from enimies.
Absolutely not!!! Scorpions can not change colors like chameleons.
They change because......
It depends on what type of fish change colors, like for example a black moor fish can change color by its temperature.
Snails cannot change colors.