noun, noun or participle which takes 'suru', intransitive verb
hibernation; winter sleep; brumation; torpor
Refers to the state of dormancy in animals during winter. Can also be used metaphorically for a period of inactivity.
熊は冬になると冬眠する。
Bears hibernate in winter.
このカエルは冬眠から覚め
This frog has just woken up from hibernation.