Chapters are entitled: "The Task and the Methods," "The Nature of the Coitus," "Types of Sexual Stimulation," "Circumstances for Coitus," "Attracting a Sexual Partner," "Sexual Partnerships," "Homosexual Behavior," "Relations Between Different Species," "Self-Stimulation," "Development in the Individual," "Feminine Fertility Cycles," "Other Physiological Factors in Sex Relationships," and "Human Sexual Behavior in Perspective." Also includes a glossary, bibliography, and an index.

(Key Words: sexuality, medicine, sex, coitus, homosexuality, fertility, medicine).