There is a special relationship between the gray squirrels and the pin oaks. The squirrels rely on the pin oaks to live. But they can also hurt the oaks by the bark stripping activities. They are not only showing up on the trees but also play in the parking lot close to these trees. Where are their habitats? Which trees do you like the best? Beyond the trees. where will they show up? The goal is to reveal this symbiotic relationship further through “chasing” and “documenting”.. (To be continued)