The Big ImageBoard (TBIB) - 1:1 ankle cuffs asphyxiation ball size difference ball stretcher ball stretching ballbusting balls banding bdsm belly riding bestiality blindfold bodily fluids bondage bondage gear bound canid canine canis chain cobondage cock and ball torture cuff (restraint) deep throat duo fellatio feral feral penetrating feral penetrating human forced forced oral fully bound fur genital fluids genital torture genitals gimp mask hair hands behind back harness hi res human human on feral human penetrated imminent castration inflation interspecies knot bulge knotting large penetration larger feral larger male loonertick male male/male male penetrated male penetrating male penetrating male mammal mask neck bulge oral oral knotting oral penetration peeing peeing inside penetration penile peril quadruped questionable consent restraints sensory deprivation sex size difference smaller human smaller male smaller penetrated straps suspension suspension bondage testicle cuff tied balls urine urine from mouth urine in mouth urine inflation urine on belly urine on chest watersports weights wolf