Ann Zwinger was the author of many natural histories noted for detail and lyrical prose. She and co-author Beatrice Willard were finalists for the 1973 National Book Award in science for “Land Above the Trees.” In 1976, she received the John Burroughs Memorial Association Gold Medal for a distinguished contribution in natural history, Run, River, Run. For the same book, she also received the Friends of American Writers Award for non-fiction. Ann Zwinger published over twenty books before she died in Portland, Oregon on August 30, 2014.