MACS POCKET GUIDE: GLACIER NATIONAL PARK, Birds & Mammals, Illustrations by Stephen R. Whitney and Elizabeth Briars. With everything from a bobcat, mountain goat, and pika to a Canada goose, harlequin duck, and red-tailed hawk, this guide will help visitors recognize all the wildlife that lives in this ruggedly beautiful national park. ISBN 1-59485-023-2. Artist STEPHEN R. WHITNEY is the author of six books on natural history, including A Field Guide to the Grand Canyon and A Field Guide to the Cascades and Olympics. Artist ELIZABETH BRIARS contributed illustrations to A Field Guide to the Cascades and Olympics.