Pornography is often distinguished from erotica, which consists of the portrayal of sexuality with high-art aspirations, focusing also on feelings and emotions, while pornography involves the depiction of acts in a sensational manner, with the entire focus on the physical act, so as to arouse quick intense reactions. Lying face down on a comfortable surface such as a mattress or pillow, the penis can be rubbed against it. Cum shots typically do not appear in girl-girl scenes and orgasm is normally implied by utterances, cinematic conventions, or body movement. Additionally, the buttocks hentai videos give an indication of the shape and size of the pelvis, which impacts reproductive capability. The most common type of erotic spanking is administered on the bare buttocks, but can also be combined with bondage, in order to heighten sexual arousal and feelings of helplessness. Double Stuffed , Double Vaginal , or Double Anal pornography involves the penetration of one orifice by two penises or other objects. Common positions include lying on back or face down, sitting, squatting, kneeling or standing. In Canada, Teletoon offers up its own Teletoon at Night programming block. The existence of such content in commercially available pornography is widely considered an urban legend. The cover can have hinges or be a separate gay bear porn part. Internationally, hentai is a catch-all term to describe a genre of anime and manga pornography. Is also common of the furry genre. Clothed male, naked female is one-sided female nudity in which one or more females are nude while one or more men are clothed. Participants who exert sexual control over their partners are known as dominants or tops while participants who take the passive, receiving, or obedient role are known as submissives or bottoms. A related term used in the genre is the term cougar, which implies an older woman as predator. Foot porn milf fetishism has been defined as a pronounced sexual interest in the feet or footwear. It is also followed by dedicated industry publications and trade groups as well as the mainstream press, private organizations , government agencies, and political organizations.