Plot: Schwabacher's Landing, Moose, Wyoming — The nocturnal beavers have settled into a small tributary under the sheer cirque walls, rugged ridges and jagged peaks of the Teton Range. Their engineering skill has produced an 8-foot high dam and a new pond for those creatures of the day: a great blue heron fishing in the morning mist, ducks with their ducklings, trout, and a goldfinch feeding her chick