Table 3.

Akaike's information criterion (AIC_c) scores, differences (Δ_i), weights (w_i), and number of parameters (K) from linear mixed models explaining five different heterothermy response variables collected using radio telemetry on Rafinesque's big-eared bats in Kentucky, USA, 2009–2011.

Variable and hypothesis	K	AICc	Δi	wi
Number of torpor bouts
Reproductive condition	4	1377	29	<0.001
Roost microclimate1	4	1348	0	0.98
Current weather	6	1357	8.2	0.16
Past weather	6	1361	13	0.001
Average time spent torpid
Reproductive condition1	4	2125	0	0.68
Roost microclimate	4	2129	3.9	0.10
Current weather	6	2128	3.2	0.14
Past weather	6	2129	4.3	0.08
Average depth of bouts
Reproductive condition1	4	958	0	0.65
Roost microclimate	4	962	4.2	0.08
Current weather	6	961	3.5	0.12
Past weather	6	960	2.9	0.15
Average Tsk
Reproductive condition	4	1872	23	<0.001
Roost microclimate	4	1866	16	<0.001
Current weather1	6	1849	0	0.98
Past weather	6	1857	7.5	0.02
Minimum Tsk
Reproductive condition	4	2144	60	<0.001
Roost microclimate	4	2144	60	<0.001
Current weather1	6	2084	0	0.99
Past weather	6	2098	14	0.001

¹Denotes most parsimonious model.