I didn't mean "old age", just the process of aging itself -i.e. baby to juvie to adult, etc. But again, I can't remember genetics much at all, so it's just a vague, half-memory that I'm going by. lol
thats what this one did the back is magenta and the front is white w'red stripes, but must have done it a while ago for no striped line of change, but that tanks is about 70 degrees,. http://www.aquariacentral.com/forums/showthread.php?t=197638