Populations have experienced significant declines since the arrival of Europeans, and continue to be subject to threatening processes. It is currently listed as a threatened species. Dusky hopping mouse (Notomys fuscus).

Are hopping mice rare?

The northern hopping mouse, a tiny creature with a 4-inch body and 6-inch tail that hops like a kangaroo, is endangered and extremely rare, Newsweek reports.

Which mice are endangered?

Pacific pocket mice were feared extinct for nearly 20 years before the species was “rediscovered” in 1993. It initially received an emergency listing from the U.S. Fish and Wildlife Service, then was fully protected under the Endangered Species Act in 1994.