O ur cat, Felix, traveled up north with us for the first time, to visit my parents and their cat, Katie.I was worried Felix might not like the long drive. My parents’ home, while not enormous, has a basement and an upstairs, all connected by a spiral staircase, and I worried he would become distressed in this new place. There were a lot of new things he could mess with, and I worried he would knock over knickknacks or dig in the plants or hide. So I was anxious from the moment I piled Felix into his carrier.It turns out,