Fig. 5

Proportion of time resting by time of day. Categories of daylight are defined as 1) “night after solar nadir” from the solar nadir to the beginning of astronomical twilight; 2) “morning twilight” from the beginning to astronomical twilight to dawn; 3) “morning” from dawn to the end of the golden hour; 4) “day before solar noon” from the end of morning to solar noon; 5) “day after solar noon” was from solar noon to start of the evening golden hour; 6) “evening” from end of day through dusk (evening civil twilight); 7) “evening twilight” from dusk to the end of astronomical twilight; and 8) “night before solar nadir” was from the end of twilight to the solar nadir. In both panels, boxplots summarize over 21 collar deployments depict the median (center line), first and third quartile (lower and upper hinge), with whiskers extending to lesser of the upper/lower range of the data or 1.5 times the interquartile range