Rattenborg, Niels C.; Voirin, Bryson; Vyssotski, Alexei L.; Kays, Roland W.; Spoelstra, Kamiel; Kuemmeth, Franz; Heidrich, Wolfgang; Wikelski, Martin C.
(2008)
The functions of sleep remain an unresolved question in biology. One approach to revealing sleep's purpose is to identify traits that explain why some species sleep more than others. Recent comparative studies of sleep ...