This mixture of fluid and sperm, known as semen, is what is moved through the The Role of Testosterone and Sexual Desire in Male Orgasm.
I am a straight man and occasionally I get the desire to suck on a penis. . straight guy, why do I like to suck a penis and get fucked in the ass and swallow cum?.
Nurs Inq. 2005 Mar;12(1):10-20. The anatomy of a forbidden desire: men, penetration and semen exchange. Holmes D(1), Warner D. Author information.
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