Thomas P. Harrison here combines a lifelong interest in birds with a professional study of literature. This book, a study of birds as they are presented by four great English poets, inquires into the extent and sources of their knowledge of birds and analyzes the methods by which they adapted that knowledge for poetic purposes. The interrelationships of their poetry are also discussed, providing a new basis for comparison of four poets whose work is closely linked on other grounds remote from natural history. The first chapter reviews representative figures and works of the centuries...