rule 34 4 fingers anal anal sex anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro ars blush bottomless brand new animal canid canine canis cheek tuft claws clenched teeth closed eyes clothed clothing coat digital media artwork duo facial tuft fingerless marking fingers flat colors from behind position fur gay grey body grey fur grey tail half closed eyes hi res legoshi ars male malemale male penetrated male penetrating male penetrating male mammal moon multicolored body multicolored fur multicolored tail narrowed eyes night outside penetration rotten robbie sex shirou ogami shooting star studio trigger tail grab teeth topwear trenchcoat tuft white body white fur white tail wolf yaoi 3931370