The Eastern Chipmunk lives in the trees in the city. It is extreamly rare to find due to be out number in both size and population of the eastern grey squirrel and as well easy target to both farel and domesticated cats. There is a way to tell if there is chipmunks living in your backyard or frontyard. Chipmunks are messy eaters and scared there leftovers all over around the tree. The chipmunk eats seeds and other plants. They can be targeted by larger preditors such as hawks, falcons and foxes. Chipmunks dig burrows during the winter.