The Big ImageBoard (TBIB) - anal anal penetration animal genitalia animal penis anthro anthro on feral anthro penetrated anus balls bdsm bestiality biped bondage bound bridle butt chastity cage chastity device draft horse equid equine equine genitalia equine penis farm fence feral feral penetrating feral penetrating anthro fjord horse genitals group hands behind back herd hi res horse imminent anal imminent gangbang imminent sex intraspecies intraspecies bestiality larger feral larger male male male/male male penetrated male penetrating male penetrating male mammal outside penetration penile penile penetration penis petplay petpolaris ponyplay prodding quadruped questionable consent roleplay sex size difference smaller anthro smaller male smaller penetrated submissive submissive male trio urethral urethral penetration