Talk:Book - Sex and internal secretions (1961) 20

I. Introduction 1240 theniian, 1939 ; Noble, 1939a, Yerkes, 1939 ) .

II. Social Organization 1240 , relationship has been

III. Historical Background 1242 , , ., , . x i tx i i r i

IV Methods 1242 abundantly demonstrated. It has been loimd

y. Elements Comprising THE Substrate 1244 also that social relationships sometimes fa A. Heredity and Levels of Aggressive cilitate and sometimes inhibit the display

Behavior 1244 ^f gg^ual behavior. It is the object of this

c: Z:n::S^^^. :::::::::: Im f l-Pter to discuss the mAuence of gonadal

D. Social Inertia and the Development hormones on certam social behavior pat of Social Behavior 1247 terns and, reciprocally, the influence that

E. Interaction of Drives 1249 ^ome social factors have on the display of

VI. Gonadal Hormones and Social Be- sexual behavior

A. Social Behavior and the Reproduc tive Cycle 1250

II. Social Organization

B. Androgens and Aggressiveness... 1254

C. Estrogens and SubmLssiveness . ... 1255 The term social IS used here in a broad

D. Are Aggressiveness and Submissive- sense, which is generally acceptable to zoo ness Separate Behavior Patterns? 1257 Jogists working in the field of sociobiologv.

E. Gonadal Hormones and the Devel- ^^^-^^ behavior is any behavior caused by

opment 01 Social Behavior

VII. Releasers and Other Mechanisms ^v affecting another animal, usually of the

IN Social Behavior 1258 same species. Although sexual and parental

VIII. Social Stress and the Endocrine behavior are also social, this chapter is con ,r ^ System 1261 cerned essentially with agonistic behavior,

X. References 1262 includes aggressive and defensive actions and escape and submissive behavior.