Definitions:

1. A genus of North American jumping mice, inhabiting meadows, fields, and other grassy areas. NOUN
   • Jumping mice of the Zapus genus are often found in moist meadows and fields near water sources.
2. A genus of small rodents commonly known as jumping mice, notable for their long hind legs and tails, which enable them to jump considerable distances. NOUN
   • The Zapus genus includes several species of jumping mice known for their impressive leaping abilities.