The gray mouse lemur uses bouts of torpor, while the fat-tailed dwarf lemur hibernates completely. It hibernates, overwintering as a small larva. The third instar signals a diapause in which the larva hibernates. The pupa of the last brood hibernates. Thus, the boot time will drifts forward every time the computer sleeps or hibernates. Thus, the boot time will drift forward every time the computer sleeps or hibernates. The chrysalis hibernates in areas of its range with cold winters. Hibernates usually in fox and badger dens. During winter it hibernates in dens, often with copperheads and timber rattlesnakes. The pupa of the second generation hibernates. It hibernates on land in frost-resisting dens like hollows under stones or dead wood. It hibernates deep underground in the winter and emerges late in the spring. It hibernates buried in the mud under logs, or in muskrat lodges. In all the more northerly parts of the range, the chrysalis hibernates. It hibernates in caves and mines, and perches to eat insect prey.