rule 34 absurd res anal anal sex anthro balls blush blush lines bodily fluids body writing brand new animal canid canine canis clothing dripping duo erection felid genital fluids genitals hi res male malemale mammal muscular muscular male nude nude male pantherine penetration penis precum precum drip sex shirou ogami speech bubble studio trigger tenting text thong underwear vein veiny penis wolf writing on butt zourik 9331217