1976 - The Serengeti Lion a Study of Predatorprey Relations [Wildlife Behavior and Ecology series] (Paperback) ISBN-13: 9780226736402 ISBN-10: 0226736407 Genres: Science & Math, Outdoors & Nature ? 1966 - The Year of the Gorilla (Paperback) → Paperback, Hardcover ISBN-13: 9780226736389 ISBN-10: 0226736385 ? |