busy bee, eager beaver, live wire, sharpie, sharpy - an alert and energetic person

squirrel - a kind of arboreal rodent having a long bushy tail

Citellus, genus Citellus, genus Spermophilus, Spermophilus - typical ground squirrels

antelope chipmunk, antelope squirrel, Citellus leucurus, whitetail antelope squirrel - small ground squirrel of western United States

Citellus lateralis, mantled ground squirrel - common black-striped reddish-brown ground squirrel of western North America; resembles a large chipmunk

Citellus citellus, souslik, suslik - rather large central Eurasian ground squirrel

Citellus richardsoni, flickertail, Richardson ground squirrel - of sagebrush and grassland areas of western United States and Canada

Citellus variegatus, rock squirrel - large gray ground squirrel of rocky areas of the southwestern United States

Arctic ground squirrel, Citellus parryi, parka squirrel - large ground squirrel of the North American far north

pocket rat - any of various rodents with cheek pouches

family Geomyidae, Geomyidae - North American pocket gophers

Geomys bursarius, plains pocket gopher - gopher of chiefly grasslands of central North America

Geomys pinetis, southeastern pocket gopher - gopher of Alabama and Georgia and Florida

Thomomys bottae, valley pocket gopher - of valleys and mountain meadows of western United States

northern pocket gopher, Thomomys talpoides - grayish to brown gopher of western and central United States

tortoise - usually herbivorous land turtles having clawed elephant-like limbs; worldwide in arid area except Australia and Antarctica

genus Gopherus, Gopherus - gopher tortoises