(A) A thermo-hygro meter, just measuring temperature (17.3 C) and humidity (89.3%) in a burrow (photographed on 23 July 2005). At this time, ambient air temperature and humidity were 29.4 C and 22.9%, respectively.

(B) A light meter, just measuring illumination intensity (6 lx) in a burrow (photographed on 18 July 2005). At this time, outside illumination intensity was 18,160 lx.