Table 1.

The number of transmitters detected, mean skin temperature (T_sk) during torpor and arousal, and mean torpor (hours) and arousal (minutes) bout durations of four bat species tracked with temperature-sensitive radio transmitters at four cave hibernacula in Tennessee during hibernation (November 1–March 31) of 2016–2019.

Species	Number of transmitters detected (no.)	Torpor Tsk (°C; $\overline{x}$ ± SE)	Arousal Tsk (°C; $\overline{x}$ ± SE)	Torpor bout duration (h; $\overline{x}$ ± SE)a	Arousal bout duration (min; $\overline{x}$ ± SE) a
Myotis grisescens	8	13.72 ± 0.60 A	29.01 ± 0.64 A	162.13 ± 48.79AB	84.88 ± 15.08 A
Myotis leibii	2	18.57 ± 0.20 B	32.29 ± 0.67 A	37.67 ± 26.89A	103.75 ± 60.62 A
Myotis sodalis	9	16.48 ± 0.79 BC	28.59 ± 0.38 A	260.67 ± 41.33B	66.94 ± 6.82 A
Perimyotis subflavus	3	14.44 ± 0.36 AC	28.99 ± 0.84 A	72.36 ± 32.16A	79.27 ± 21.04 A

^a$\overline{x}$ ± SE in the same column followed by the same uppercase letter are not significantly different (P > 0.05).