You are visiting a relative many miles from your home, and they complain about all the squirrels in the area making nests in the cars parked in driveways. You note that the squirrels in the area are the same species as the one you know from home. Where you live, most people also park in their driveways, but the squirrels tend to nest in the roofs of houses. What does this difference in activity between these populations of squirrels reveal about the squirrels