Selection of day roosts by female long-legged myotis in the central Oregon Cascade Range

We radiotracked 16 female long-legged myotis (Myotis uolans) in the central Oregon CascadeRange that used a total of 41 day roosts. I arge Douglas-fir (Pseudotsuga menziesii) snags averaging 97 ± 7(SE) cm diameter at breast height (dbh) and 38 ± 3 m in height were the most commonly used roost structures(88%). The odds that a snag was used as a day roost increased as snag height increased (P