He Doesn't know what he is talking about, chipmunks are a type of ground squirrel. "Lively and speedy critters, chipmunks are small members of the squirrel family." link >
http://animals.nationalgeographic.com/animals/mammals/chipmunk.htmlIn the movie their tails are about half their body length. Here is a link to a picture of chipmunks . In this picture their tails are about as long as their bodies > http://www.google.com/imgres?imgurl=http://st-elmo-colorado.com/chipmunks7.jpg&imgrefurl=http://st-elmo-colorado.com/chipmunks.htm&h=668&w=642&sz=98&tbnid=RqRRDJ1Bbu7lBM:&tbnh=138&tbnw=133&prev=/images%3Fq%3Dchipmunks%2Bpicture&hl=en&usg=__EzbC_TjVbJC5cM1rb7EYl7deI3I=&ei=5md3SpvuAovCsgOniKDuBA&sa=X&oi=image_result&resnum=2&ct=image   See 2 other replies