Table 3. Weight (g) and forearm length (mm) of male and female Eptesicus fuscus from the 

 Little Rocky Mountains, Montana, 1996-1998. Numbers are means ± SD, with sample sizes in 

 parentheses. 



Males 



Females 



Jul 



Sep 



Oct 



Weight 



19.3±1.2(24) 



21.8±1.7(4) 



3.60* 



Forearm 



46.2±1.6(24) 



47.0±1.4(4) 



0.94 



1 Two-sample t-test: * P < 0.0 1 , * * P < 0.00 1 . 



15 



