Ranibow goby chages coulor

[Harley Fish]

my rain bow goby who is 1 1/2 inches can chage coulor!!

from powderblue/orange to that back round with light blue and dark blue stripes!!

is this possible or am i compl;etly mashed

 

[fatdaddy]

Fish have an amazing ability to change colors.

 

[Harley Fish]

i know but the chage is really greatly seen unlike some other fish.

y dont i every hear anyone talking about rainbow gobys on reefcentral?? are there rare out side europe??