hi there, i have a Togo Starburst Tarantula , a sub adult, the first day i got it it was around the tank like a crazy loon, since then it has been in hidding in the substrate under a bit of moss, looks like it has dug it up a little ,the soil that is , is it normal, as i thought they were arboreal, meaning out and about up high, not like my other tarantulas that you look in and its a tank of soil. picture is of the tank. any ideas welcomed