Note 1 — I. AIM, CONTENT, AND POINT OF VIEW
Reading edition
These he identifies with “those complicated mutual relations which Darwin designates as conditions of the struggle for existence.” Along with chorology—the distribution of animals—œcology constitutes what he calls Relations-physiologie. Haeckel, “Entwickelungsgang u. Aufgaben der Zoologie,” Jenaische Zeitschr., 1869, Vol. V, p. 353.