Ann Haymond Zwinger (1925–2014) was the author of many natural histories noted for detail and lyrical prose.
[1][2] In 1960, Zwinger moved to Colorado Springs with her husband and began to study Western ecology.
She and co-author Beatrice Willard were finalists for the 1973 National Book Award in science for Land Above the Trees.
It received glowing reviews by The New York Times, the John Burroughs Memorial Association Gold Medal for a distinguished contribution in natural history,[3][4] and the Friends of American Writers Award for non-fiction.
[citation needed] Her more than 20 books on natural history often featured her own illustrations.