Gray, James Sir Animal locomotion. - New York Norton [c1968] - xi, 479 p. illus. 25 cm. - The World naturalist . Bibliography: p. 459-470. LCCN: 68031974 //r90 Subjects--Topical Terms: Animal locomotion LC Class. No.: QP303 / .G7 1968b Dewey Class. No.: 591.1/8