rule 34 animal genitalia animal penis anthro anus aroused ass backsack balls biceps big penis blep blue eyes blush bodily fluids breath canid canine canine penis canis claws clothing collar dripping drooling erection finger claws fur genital fluids genitals glistening glistening body hair hand on butt knot legwear looking at viewer looking back male mammal motion lines muscular musk navel nude open mouth panting patreon paws penis perineum pose precum presenting presenting anus presenting hindquarters raised tail rear view saliva shaking signature simple background skoll wolf skoll smile solo spread anus spread butt spreading stockings sweat sweatdrop tan balls tan body tan fur tan perineum teeth text thevixenmagazine thick thighs tongue tongue out trembling tuft url wolf 4603404