Die Warn- und Droh-Reaktionen der Reptilien

Frankfurt am Main 1946, 108 Seiten, 8 Taf., 8°, geb., Adler „He kept large menageries at the museum and at his home in which he made useful observations and published noteworthy studies, the most important of which was Die Warn- und Drohreaktionen der Reptilien“ (1946), the first major review of warning and threatening behaviors”.