mountain hare

noun2

1. •
   A Eurasian hare of species Lepus timidus, found mainly in tundra regions.

   • Mountain hares reproduce quickly, with each female having three litters of two or three pups between February and September. — 2020
2. •
   (US, Canada) Any of various hares found in mountainous country, especially a snowshoe hare (Lepus americanus) or a white-tailed jackrabbit (Lepus townsendi).