* Mag-overno sa taglamig (to overwinter) - This is a common phrase used to describe animals that sleep during winter.
* Matulog ng mahimbing sa taglamig (to sleep deeply in winter) - This emphasizes the deep sleep associated with hibernation.
* Magpahinga ng matagal sa taglamig (to rest for a long time in winter) - This focuses on the extended period of inactivity during hibernation.
The best choice for translation depends on the specific context and the intended meaning.