A pika pauses among the rocks in Kananaskis Country, taking a break from its busy work of gathering food for the long winter ahead. Photo/Mike Reece.captiontext { font-size:90%;font-style: italic;margin-right:20px; } While many of us are enjoying the final days of summer, some of the smallest residents of the Rocky Mountains are already preparing for winter. Pikas are busy gathering grasses, leaves, flowers and other plants, collecting them into…