So if you take everything into account, the chipmunk is technically a type of ground squirrel. But we can still compare them ...

A chipmunk may dig part of the burrow system using its forefeet and cheek pouches ... rough barked maple trees serve as “ladders” for entry to the canopy of mature beech trees whose smooth bark acts ...

This common tree squirrel of the Adirondacks is about half the size of a gray squirrel, and is stouter, longer, and lacks the dorsal stripes of the eastern chipmunk. The red squirrel is about 30 cm ..