Thanks. ill do that later then. When I got them (as a present) I was a bit concerned with the tank as it hardly has anything in it, just the two lights. I was going to change the UVB light anyway as not sure how long its been in there and know they have to be changed regularly.
The are male and female. They have always been together. Their previous owners couldn't have them anymore just simply due to persoanl issues. But they have always been together since very young.