rule 34 2023 abs animal genitalia anthro balls biceps big balls big nipples big sheath biped brown hair brown nipples cinnamon freckles equid equine flaccid forearm muscles freckles freckles artist front view fully sheathed fur genitals graphite artwork green background hair hair over eye huge balls hyper hyper balls hyper genitalia lips looking at viewer male mammal monotone hair moobs multicolored body multicolored fur muscular muscular anthro muscular male nipples nude one eye obstructed orange body orange fur pencil artwork penis portrait presenting presenting penis quads sheath simple background solo standing thick sheath thick thighs three quarter portrait traditional media artwork two tone body two tone fur white body white fur 8406941