Basil has been traipsing in and out of the den since he could toddle about, escaping the notice of even the most watchful pupsitter. Things haven't changed much, however long has passed. He comes home with all manner of foliage tangled in his fur from his explorations.
(Basil - Future Scout almost felt guilty when he admitted that he could not find the toy this time, but Temperance nodded in approval, and explained that it was because he did not actually hide anything during this lesson and it had been a test.)