Chipmunk Vs Flying Squirrel. Squirrel the squirrel family includes tree squirrels, ground squirrels, chipmunks, marmots (including groundhogs), flying squirrels, and prairie dogs amongst other rodents. Main differences between squirrel and chipmunk squirrels do not have stripes except the ground squirrel which have stripes only on the back and not on the head while chipmunks have stripes from their head to the back.
But even the northern flying squirrel is smaller than a red squirrel.
The most telltale difference between the two is the presence of stripes on their heads, or lack thereof. Please like and subscribe if you enjoyed! But even the northern flying squirrel is smaller than a red squirrel. Chipmunks are small mammals with distinct stripes, while the tree squirrel is larger and doesn't have stripes.