Many transgender people regard the term shemale as offensive, arguing that it mocks or shows a lack of respect towards the gender identity and gender expression of transgender individuals; in this view, the term emphasizes the biological sex of a person and neglects their gender. A sex party is a gathering at which sexual activity takes place. Urolagnia is a form of salirophilia in which sexual excitement is associated with the sight or thought of urine or urination. Voyeur pornography gay cock may also include shots of topless women on topless beaches who are unaware of the cameras but may legally be photographed due to the public setting. The term bondage describes the practice of Physical restraining. In Japanese, this natural-fibre rope is known as asanawa; the Japanese vocabulary does not make a distinction between hemp and jute. The phrase buttered bun is sometimes used to refer to the owner of the orifice in question. This type of pornography is almost exclusively hentai, as true hermaphroditic humans momporn are not fertile and are not usually found in nature. Patricia Hill Collins, an African-American writer, theorizes that this is derived from a stereotype that those of black descent are promiscuous, and their buttocks are objectified by porn as a result. Diaper fetishism is totally independent from pedophilia as the wearer derives pleasure only from the diaper and/or use of it. Sadomasochism is practiced in isolation relatively rarely, though some masochists report biting, pinching, or even stun-gunning themselves as a prelude to, or as part of, masturbation. Today, religions vary in their views of masturbation; some view it as a anime hentai spiritually detrimental practice, some see it as not spiritually detrimental, and others take a situational view. Lolita pornography features women who are 18 years old or slightly older, who pretend to be underage teen girls. These actors often play the top roles but this is not always the case, such as with Kristen Bjorn and some Bel Ami models.