It has taken quite some time, issues of getting more corroborating data and polishing our findings, but my groups' data is finally getting some publications. Perhaps not too interesting to the typical hobbyist, but hopefully it will help some understand their tegus a little more:

http://link.springer.com/article/10....360-015-0927-3

http://link.springer.com/article/10....360-015-0928-2