Some anthropologists and sociobiologists believe that breast fetishism derives from the breasts similarity to buttocks, but instead provide sexual attraction from the front of the body. Examples of mentally oriented practices are education games, during which the dominant requires certain forms of behavior from the submissive. Arcane or occult pornography involves sexualized situations with an occult or magical tone or performers who costume themselves in keeping with the theme, for example, a male performer dressed as a wizard. Hardcore pornography is pornography that depicts penetration or extreme fetish acts, or both. Bondage websites and bondage imagery in mainstream pornography As of 2003, specialist bondage magazines were mostly displaced by the availability of bondage material on the World Wide Web, and the presence of bondage imagery in mainstream pornographic magazines such as Nugget and Hustler Taboo magazine. A related term used in the genre is the hentai sex term cougar, which implies an older woman as predator. Macrophilia is a fascination with or a sexual fantasy involving giants, more commonly expressed as giantesses . It is also known colloquially as gushing or squirting, although these are considered to be different phenomena in some research publications. Though there have been numerous gang bang pornographic films gay fuck since the 1980s, they usually involved no more than half a dozen to a dozen men. Likewise, Fox Broadcasting Company has also dedicated an entire evening programming block to adult animation programs, known as Animation Domination. Is also mature milfs common of the furry genre. Biological anthropologist Helen B. Solo pornography recognized with AVN Awards include the All Alone series and All Natural: Glamour Solos. When the interest in a particular subject is obsessive, the behavior may be described as stalking. Pornographic films are typically categorized as either softcore or hardcore pornography. Many fantasies include the macrophile shrinking before a normal sized woman or keeping his or her normal height while the partner grows in size.