Like previously mentioned UVA and UVB lighting are required, MV Bulbs are an all in one solution. Here are two great places to start and do your research.
If your diet is improper, then UVA and UVB can help a little. Won't help in the long run though...
Of course if you have no experience with tegus then certainly setting one up with these spectrums would be the best way to go.
Chris
Last edited by mumps; 03-26-2012 at 08:40 AM.
"That cute little lizard in the pet shop will, in a few short years, become an enormous, ferocious carnivore; capable of breaking the family cat's neck in a single snap and swallowing it whole." - Daniel Bennett