| thermal biology of liolaemus occipitalis (squamata, tropiduridae) in the coastal sand dunes of rio grande do sul, brazil. | the thermal biology of the small sand lizard, liolaemus occipitalis, was studied in the coastal sand dunes at quintão beach (palmares do sul, rio grande do sul, brazil; 30 degrees 24' s and 50 degrees 17' w), between september, 1998 and august, 1999. liolaemus occipitalis presented a mean body temperature of 30.89 degrees c (sd = 4.43 degrees c; min = 16.4 degrees c; max = 40.2 degrees c; n = 270), that varied on a daily and seasonal basis according to microhabitat thermal alterations. the subst ... | 2006 | 17119843 |