性

動物愛愛狂想曲 / by: (Language materials, printed)

動物愛愛狂想曲 = How animals have sex / by: (Language materials, printed)

解性書 / by: (Language materials, printed)

劈腿是天性 : 愛與性的25個迷思 / by: (Language materials, printed)

動物愛愛狂想曲 / by: (Language materials, printed)

精子戰爭 : by: (Language materials, printed)

孩子的青春性事 : 什麼是兒童時期自然健康的性行為 = Understanding Your Child's Sexual Behavior : What's Natural and Healthy / by: (Language materials, printed)

男人都該知道的女人秘密 = What Women Want Men to Know : The Ultimate Book About Love, Sex, and Relationships for You, and the Man You Love. / by: (Language materials, printed)

Dr. Tatiana給全球生物的性忠告 = Dr. Tatian's Sex Advice to All Creation / by: (Language materials, printed)

動物心理學

愛

性知識

人際關係

結婚醫學常識

Sex(Biology)

動物行為

性

兩性關係

擇偶

性生理

性慾

Human evolution