hibernator

/ˈhaɪbərneɪtər/
noun
  1. An animal that hibernates.
    • Bears are the most famous hibernators, sleeping through the entire winter.
    • Hedgehogs are small hibernators that curl up in nests of leaves.
    • Some hibernators, like chipmunks, wake up occasionally to eat stored food.
Synonyms
What does "hibernator" mean? | whatsthatwordmean | whatsthatwordmean