15. Human Sexual Behavior I [7hf4a1x_LR1]

15. Human Sexual Behavior I [7hf4a1x_LR1]

| 1h 28m 28s | Video has closed captioning.

May 5, 2010) Robert Sapolsky explores behavioral patterns of human reproduction. He focuses on proximal and distal motivations, orgasm and fertility facilitation, non-reproductive sex, hormonal and cerebral sexual functions, and the differences and similarities between humans and animals in various physiological realms. Stanford University: Stanford Department of Biology: Stanford University Channel on YouTube: #penis enlargement advertising #how to enhance the male orgasm #penis enlargement tutorial #diet for penis enlargement