Appendix 1. Continuous temperature (solid line) 

 and relative humidity (broken line) profiles for 

 1 998- 1 999 fi-om nine mines in southwestern 

 Montana (see Table 1 for additional details). 

 Note that scales \ ar>' fi-om figure to figure and that 

 time periods of continuous recordings also var>'. 

 Townsend's Big-eared Bat {Corynorhinus 

 townsendii) was documented underground at the 

 first four locafions (McDonald Adit #2, McDonald 

 Adit #1 both sites. Gypsum Adit #2) and captured 

 in summer at the portals of the next two locations 

 (Unnamed Adit #1 , Union Mine). McDonald Adit 

 #2 was a maternity site. 



15 



