Analysis of information sources in references of the Wikipedia article "آمیزش جنسی مقعدی" in Persian language version.
Anal intercourse involves insertion of the penis into a partner's anus and rectum.
Some cultures are more permissive with respect to such sexual practices as oral sex, anal sex, and masturbation, whereas others are more restrictive.
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: نگهداری یادکرد:استفاده از پارامتر نویسندگان (link)Often referred to simply as anal sex, anal intercourse is sexual activity that involves inserting the penis into the anus.