|any long-tailed small mouselike rodent of the family Zapodidae, of North America, E Asia, and N and E Europe, having long hind legs specialized for leaping|
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
any of five species of small leaping rodents found in North America and China. Jumping mice weigh from 13 to 26 grams (0.5 to 0.9 ounce) and are 8 to 11 cm (3.1 to 4.3 inches) long, not including the scantily haired tail, which is longer than the body. Their glossy fur is soft or slightly coarse; coloration is tripartite: brown on top from nose to rump, grayish to rust-coloured on the sides, and white on the underparts. The tail is brown above and white below.
Learn more about jumping mouse with a free trial on Britannica.com.